UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, D.C. 20549

                                   FORM N-PX

    ANNUAL REPORT OF PROXY VOTING RECORD OF REGISTERED MANAGEMENT INVESTMENT
                                     COMPANY

 INVESTMENT COMPANY ACT FILE NUMBER:     811-21080

 NAME OF REGISTRANT:                     CALAMOS CONVERTIBLE OPPORTUNITIES
                                         & INCOME FUND



 ADDRESS OF PRINCIPAL EXECUTIVE OFFICES: 2020 Calamos Court
                                         Naperville, IL 60563-2787

 NAME AND ADDRESS OF AGENT FOR SERVICE:  John P Calamos, Sr., Founder,
                                         Chairman and Global Chief
                                         Investment Officer
                                         Calamos Advisors LLC
                                         2020 Calamos Court
                                         Naperville, IL 60563-2787

 REGISTRANT'S TELEPHONE NUMBER:          (630) 245-7200

 DATE OF FISCAL YEAR END:                10/31

 DATE OF REPORTING PERIOD:               07/01/2022 - 06/30/2023





                                                                                                  

Calamos Convertible Opportunities & Income Fund
--------------------------------------------------------------------------------------------------------------------------
 ALTICE USA, INC.                                                                            Agenda Number:  935854770
--------------------------------------------------------------------------------------------------------------------------
        Security:  02156K103
    Meeting Type:  Annual
    Meeting Date:  14-Jun-2023
          Ticker:  ATUS
            ISIN:  US02156K1034
--------------------------------------------------------------------------------------------------------------------------

Prop.# Proposal                                                  Proposal      Proposal Vote                  For/Against
                                                                 Type                                         Management

1a.    Election of Director: Alexandre Fonseca                   Mgmt          For                            For

1b.    Election of Director: Patrick Drahi                       Mgmt          For                            For

1c.    Election of Director: David Drahi                         Mgmt          For                            For

1d.    Election of Director: Dexter Goei                         Mgmt          For                            For

1e.    Election of Director: Mark Mullen                         Mgmt          For                            For

1f.    Election of Director: Dennis Okhuijsen                    Mgmt          For                            For

1g.    Election of Director: Susan Schnabel                      Mgmt          For                            For

1h.    Election of Director: Charles Stewart                     Mgmt          Against                        Against

1i.    Election of Director: Raymond Svider                      Mgmt          For                            For

2.     To ratify the appointment of the Company's                Mgmt          For                            For
       Independent Registered Public Accounting
       Firm for 2023.




--------------------------------------------------------------------------------------------------------------------------
 CHESAPEAKE ENERGY CORPORATION                                                               Agenda Number:  935839792
--------------------------------------------------------------------------------------------------------------------------
        Security:  165167735
    Meeting Type:  Annual
    Meeting Date:  08-Jun-2023
          Ticker:  CHK
            ISIN:  US1651677353
--------------------------------------------------------------------------------------------------------------------------

Prop.# Proposal                                                  Proposal      Proposal Vote                  For/Against
                                                                 Type                                         Management

1a.    Election of Director: Domenic J. Dell'Osso,               Mgmt          For                            For
       Jr.

1b.    Election of Director: Timothy S. Duncan                   Mgmt          For                            For

1c.    Election of Director: Benjamin C. Duster,                 Mgmt          For                            For
       IV

1d.    Election of Director: Sarah A. Emerson                    Mgmt          For                            For

1e.    Election of Director: Matthew M. Gallagher                Mgmt          For                            For

1f.    Election of Director: Brian Steck                         Mgmt          For                            For

1g.    Election of Director: Michael Wichterich                  Mgmt          For                            For

2.     To approve on an advisory basis our named                 Mgmt          For                            For
       executive officer compensation.

3.     To approve on an advisory basis the                       Mgmt          1 Year                         For
       frequency of shareholder votes on named
       executive officer compensation.

4.     To ratify the appointment of                              Mgmt          For                            For
       PricewaterhouseCoopers LLP as our
       independent registered public accounting
       firm for the fiscal year ending December
       31, 2023.




--------------------------------------------------------------------------------------------------------------------------
 CUMULUS MEDIA INC.                                                                          Agenda Number:  935799924
--------------------------------------------------------------------------------------------------------------------------
        Security:  231082801
    Meeting Type:  Annual
    Meeting Date:  26-Apr-2023
          Ticker:  CMLS
            ISIN:  US2310828015
--------------------------------------------------------------------------------------------------------------------------

Prop.# Proposal                                                  Proposal      Proposal Vote                  For/Against
                                                                 Type                                         Management

1.     DIRECTOR
       Mary G. Berner                                            Mgmt          For                            For
       Matthew C. Blank                                          Mgmt          For                            For
       Thomas H. Castro                                          Mgmt          For                            For
       Deborah A. Farrington                                     Mgmt          For                            For
       Joan Hogan Gillman                                        Mgmt          For                            For
       Andrew W. Hobson                                          Mgmt          For                            For
       Brian G. Kushner                                          Mgmt          For                            For

2.     Proposal to approve, on an advisory basis,                Mgmt          For                            For
       the compensation paid to the Company's
       named executive officers.

3.     Proposal to approve, on an advisory basis,                Mgmt          1 Year                         For
       the frequency of future advisory
       shareholder votes on the compensation paid
       to the Company's named executive officers.

4.     Proposal to approve an amendment and                      Mgmt          For                            For
       restatement of the Cumulus Media Inc. 2020
       Equity and Incentive Compensation Plan.

5.     Proposal to ratify the appointment of                     Mgmt          For                            For
       PricewaterhouseCoopers LLP as the Company's
       independent registered public accounting
       firm for 2023.




--------------------------------------------------------------------------------------------------------------------------
 ENTERPRISE PRODUCTS PARTNERS L.P.                                                           Agenda Number:  935724371
--------------------------------------------------------------------------------------------------------------------------
        Security:  293792107
    Meeting Type:  Special
    Meeting Date:  22-Nov-2022
          Ticker:  EPD
            ISIN:  US2937921078
--------------------------------------------------------------------------------------------------------------------------

Prop.# Proposal                                                  Proposal      Proposal Vote                  For/Against
                                                                 Type                                         Management

1.     Proposal to approve the amendment and                     Mgmt          For                            For
       restatement of the 2008 Enterprise Products
       Long-Term Incentive Plan

2.     Proposal to approve the amendment and                     Mgmt          For                            For
       restatement of the EPD Unit Purchase Plan




--------------------------------------------------------------------------------------------------------------------------
 FRONTIER COMMUNICATIONS PARENT, INC                                                         Agenda Number:  935814625
--------------------------------------------------------------------------------------------------------------------------
        Security:  35909D109
    Meeting Type:  Annual
    Meeting Date:  17-May-2023
          Ticker:  FYBR
            ISIN:  US35909D1090
--------------------------------------------------------------------------------------------------------------------------

Prop.# Proposal                                                  Proposal      Proposal Vote                  For/Against
                                                                 Type                                         Management

1a.    Election of Director: Kevin L. Beebe                      Mgmt          For                            For

1b.    Election of Director: Lisa V. Chang                       Mgmt          For                            For

1c.    Election of Director: Pamela L. Coe                       Mgmt          For                            For

1d.    Election of Director: Nick Jeffery                        Mgmt          For                            For

1e.    Election of Director: Stephen C. Pusey                    Mgmt          For                            For

1f.    Election of Director: Margaret M. Smyth                   Mgmt          For                            For

1g.    Election of Director: John G. Stratton                    Mgmt          For                            For

1h.    Election of Director: Maryann Turcke                      Mgmt          For                            For

1i.    Election of Director: Prat Vemana                         Mgmt          For                            For

2.     Ratification of the appointment of KPMG LLP               Mgmt          For                            For
       as our independent registered public
       accounting firm for 2023.

3.     Advisory vote to approve the compensation                 Mgmt          For                            For
       of our named executive officers.




--------------------------------------------------------------------------------------------------------------------------
 GULFPORT ENERGY CORPORATION                                                                 Agenda Number:  935824549
--------------------------------------------------------------------------------------------------------------------------
        Security:  402635601
    Meeting Type:  Annual
    Meeting Date:  24-May-2023
          Ticker:
            ISIN:  US4026356018
--------------------------------------------------------------------------------------------------------------------------

Prop.# Proposal                                                  Proposal      Proposal Vote                  For/Against
                                                                 Type                                         Management

1.1    Election of Director to serve until the                   Mgmt          For                            For
       2024 Annual Meeting: Timothy J. Cutt

1.2    Election of Director to serve until the                   Mgmt          For                            For
       2024 Annual Meeting: David Wolf

1.3    Election of Director to serve until the                   Mgmt          For                            For
       2024 Annual Meeting: Guillermo (Bill)
       Martinez

1.4    Election of Director to serve until the                   Mgmt          For                            For
       2024 Annual Meeting: Jason Martinez

1.5    Election of Director to serve until the                   Mgmt          For                            For
       2024 Annual Meeting: David Reganato

1.6    Election of Director to serve until the                   Mgmt          For                            For
       2024 Annual Meeting: John Reinhart

1.7    Election of Director to serve until the                   Mgmt          For                            For
       2024 Annual Meeting: Mary Shafer-Malicki

2.     To ratify the appointment of Grant Thornton               Mgmt          For                            For
       LLP as the Company's independent auditors
       for the fiscal year ending December 31,
       2023 (the Auditors Ratification Proposal or
       Proposal 2).

3.     To approve, on an advisory, non-binding                   Mgmt          For                            For
       basis, the compensation paid to the
       Company's named executive officers as
       described in this proxy statement (the
       Say-On-Pay Proposal or Proposal 3).

4.     To approve, on an advisory, non-binding                   Mgmt          1 Year                         For
       basis, the frequency of advisory
       stockholder votes on the compensation paid
       to the Company's named executive officers
       (the Say on Frequency Proposal or Proposal
       4).




--------------------------------------------------------------------------------------------------------------------------
 INTELSAT S.A.                                                                               Agenda Number:  935878491
--------------------------------------------------------------------------------------------------------------------------
        Security:  L5217E120
    Meeting Type:  Annual
    Meeting Date:  21-Jun-2023
          Ticker:
            ISIN:  LU2445093128
--------------------------------------------------------------------------------------------------------------------------

Prop.# Proposal                                                  Proposal      Proposal Vote                  For/Against
                                                                 Type                                         Management

2.     Approval of the statutory stand-alone                     Mgmt          For                            For
       financial statements

3.     Approval of the consolidated financial                    Mgmt          For                            For
       statements

4.     Approval of discharge (quitus) to directors               Mgmt          For                            For
       for proper performance of their duties

5.     Approval of carry forward of net results                  Mgmt          For                            For

6.     Confirmation of David Wajsgras (co-opted)                 Mgmt          For                            For
       as director

7.     Confirmation of David Mack (co-opted) as                  Mgmt          For                            For
       director

8a.    Re-election of Director: Roy Chestnutt                    Mgmt          For                            For

8b.    Re-election of Director: Lisa Hammitt                     Mgmt          For                            For

8c.    Re-election of Director: David Mack                       Mgmt          For                            For

8d.    Re-election of Director: Marc Montagner                   Mgmt          For                            For

8e.    Re-election of Director: Easwaran Sundaram                Mgmt          For                            For

8f.    Re-election of Director: David Wajsgras                   Mgmt          For                            For

8g.    Re-election of Director: Jinhy Yoon                       Mgmt          For                            For

9.     Ratification of directors' remuneration for               Mgmt          For                            For
       2022

10.    Approval of directors' remuneration for                   Mgmt          For                            For
       2023

11.    Approval of re-appointment of KPMG Audit                  Mgmt          For                            For
       S.a r.l. as approved statutory auditor

12.    Approval of share repurchases and treasury                Mgmt          For                            For
       share holdings, pursuant to and in line
       with Article 9 of the articles of
       association of the Company (relating to
       communication laws)




--------------------------------------------------------------------------------------------------------------------------
 MAGELLAN MIDSTREAM PARTNERS, L.P.                                                           Agenda Number:  935767838
--------------------------------------------------------------------------------------------------------------------------
        Security:  559080106
    Meeting Type:  Annual
    Meeting Date:  27-Apr-2023
          Ticker:  MMP
            ISIN:  US5590801065
--------------------------------------------------------------------------------------------------------------------------

Prop.# Proposal                                                  Proposal      Proposal Vote                  For/Against
                                                                 Type                                         Management

1.1    Election of Director: Sivasankaran                        Mgmt          For                            For
       Somasundaram

1.2    Election of Director: Chansoo Joung                       Mgmt          For                            For

1.3    Election of Director: Aaron L. Milford                    Mgmt          For                            For

1.4    Election of Director: James R. Montague                   Mgmt          For                            For

2.     Advisory Resolution to Approve Executive                  Mgmt          For                            For
       Compensation

3.     Advisory Resolution to Approve Executive                  Mgmt          1 Year                         For
       Compensation Vote Frequency

4.     Ratification of Appointment of Independent                Mgmt          For                            For
       Registered Public Accounting Firm for 2023




--------------------------------------------------------------------------------------------------------------------------
 MALLINCKRODT PLC                                                                            Agenda Number:  935700244
--------------------------------------------------------------------------------------------------------------------------
        Security:  G5890A102
    Meeting Type:  Annual
    Meeting Date:  29-Sep-2022
          Ticker:  MNKPF
            ISIN:  IE000O3L0NQ3
--------------------------------------------------------------------------------------------------------------------------

Prop.# Proposal                                                  Proposal      Proposal Vote                  For/Against
                                                                 Type                                         Management

1a.    Election of Director: Paul M. Bisaro                      Mgmt          For                            For

1b.    Election of Director: Daniel A. Celentano                 Mgmt          For                            For

1c.    Election of Director: Riad H. El-Dada                     Mgmt          For                            For

1d.    Election of Director: Neal P. Goldman                     Mgmt          For                            For

1e.    Election of Director: Karen L. Ling                       Mgmt          For                            For

1f.    Election of Director: Woodrow A. Myers,                   Mgmt          For                            For
       Jr., M.D.

1g.    Election of Director: James R. Sulat                      Mgmt          For                            For

1h.    Election of Director: Sigurdur O. Olafsson                Mgmt          For                            For

2.     Advisory non-binding vote to approve the                  Mgmt          For                            For
       re-appointment of the independent auditors
       and binding vote to authorize the Audit
       Committee to set the independent auditors'
       remuneration.

3.     Advisory non-binding vote to approve the                  Mgmt          For                            For
       Company's executive compensation.

4.     Authorize the Company and/or any subsidiary               Mgmt          For                            For
       of the Company to make market purchases or
       overseas market purchases of Company
       shares.

5.     Authorize the price range at which the                    Mgmt          For                            For
       Company can re-allot shares held as
       treasury shares (Special Resolution).




--------------------------------------------------------------------------------------------------------------------------
 MALLINCKRODT PLC                                                                            Agenda Number:  935813851
--------------------------------------------------------------------------------------------------------------------------
        Security:  G5890A102
    Meeting Type:  Annual
    Meeting Date:  16-May-2023
          Ticker:  MNK
            ISIN:  IE000O3L0NQ3
--------------------------------------------------------------------------------------------------------------------------

Prop.# Proposal                                                  Proposal      Proposal Vote                  For/Against
                                                                 Type                                         Management

1a.    Election of Director: Paul M. Bisaro                      Mgmt          For                            For

1b.    Election of Director: Daniel A. Celentano                 Mgmt          For                            For

1c.    Election of Director: Riad H. El-Dada                     Mgmt          For                            For

1d.    Election of Director: Neal P. Goldman                     Mgmt          For                            For

1e.    Election of Director: Karen L. Ling                       Mgmt          For                            For

1f.    Election of Director: Woodrow A. Myers,                   Mgmt          For                            For
       Jr., M.D.

1g.    Election of Director: Susan M. Silbermann                 Mgmt          For                            For

1h.    Election of Director: James R. Sulat                      Mgmt          For                            For

1i.    Election of Director: Sigurdur O. Olafsson                Mgmt          For                            For

2.     Advisory non-binding vote to approve the                  Mgmt          For                            For
       re-appointment of the independent auditors
       and binding vote to authorize the Audit
       Committee to set the independent auditors'
       remuneration.

3.     Advisory non-binding vote to approve the                  Mgmt          For                            For
       Company's executive compensation.

4.     Authorize the Company and/or any subsidiary               Mgmt          For                            For
       of the Company to make market purchases or
       overseas market purchases of Company
       shares.

5.     Authorize the price range at which the                    Mgmt          For                            For
       Company can re-allot shares held as
       treasury shares (Special Resolution).



* Management position unknown





SIGNATURES

Pursuant to the requirements of the Investment Company Act of 1940, the
registrant has duly caused this report to be signed on its behalf by the
undersigned, thereunto duly authorized.

(Registrant)         CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND
By (Signature)       /s/ John P. Calamos, Sr.
Name                 John P. Calamos, Sr.
Title                President
Date                 08/28/2023