UNITED STATES
                      SECURITIES AND EXCHANGE COMMISSION
                             Washington, DC 20549

                                  FORM N-PX

          ANNUAL REPORT OF PROXY VOTING RECORD OF REGISTERED MANAGEMENT
                             INVESTMENT COMPANIES


Investment Company Act File Number:       811-2071

Exact Name of Registrant as
Specified in Charter:                     Delaware Group Income Funds

Address of principal executive offices:   2005 Market Street
                                          Philadelphia, PA 19103

Name and address of agent for service:    David F. Connor, Esq.
                                          2005 Market Street
                                          Philadelphia, PA 19103

Registrant's telephone number:            (800) 523-1918

Date of fiscal year end:                  July 31

Date of reporting period:                 July 1, 2005 - June 30, 2006

================================================================================
ITEM 1. PROXY VOTING RECORD.
================================================================================

========================= DELAWARE CORPORATE BOND FUND =========================

The Fund did not hold any underlying securities in which it was entitled
to vote a proxy in regards to an issuer's shareholder meeting held during the
period covered by this Form N-PX. Therefore, no proxy voting record is listed
below for this Fund.


=========================== DELAWARE DELCHESTER FUND ===========================


ADELPHIA COMMUNICATIONS CORP.

Ticker:       ADELQ          Security ID:  006848AW5
Meeting Date: MAY 14, 2006   Meeting Type: Written Consent
Record Date:  NOV 28, 2005

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1     DEBTORS  FOURTH AMENDED JOINT PLAN OF     None      For        Management
      REORGANIZATION UNDER CHAPTER 11 OF THE
      BANKRUPTCY CODE DATED NOVEMBER 21, 2005.M


- --------------------------------------------------------------------------------

ALAMOSA HOLDINGS, INC.

Ticker:       APCS           Security ID:  011589207
Meeting Date: JAN 25, 2006   Meeting Type: Special
Record Date:  DEC 23, 2005

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1     Approve Merger Agreement                  For       For        Management


- --------------------------------------------------------------------------------

B&G FOODS, INC.

Ticker:       BGF.A          Security ID:  05508R205
Meeting Date: MAY 9, 2006    Meeting Type: Annual
Record Date:  MAR 24, 2006

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1.1   Elect Director David L. Wenner            For       For        Management
1.2   Elect Director Robert C. Cantwell         For       For        Management
1.3   Elect Director James R. Chambers          For       For        Management
1.4   Elect Director Cynthia T. Jamison         For       For        Management
1.5   Elect Director Dennis M. Mullen           For       For        Management
1.6   Elect Director Alfred Poe                 For       For        Management


- --------------------------------------------------------------------------------

FOSTER WHEELER LTD

Ticker:       FWLT           Security ID:  G36535139
Meeting Date: MAY 9, 2006    Meeting Type: Annual
Record Date:  MAR 13, 2006

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1.1   Elect  Director Diane C. Creel            For       For        Management
1.2   Elect  Director Robert C. Flexon          For       For        Management
1.3   Elect  Director James D. Woods            For       For        Management
2     Ratify Auditors                           For       For        Management
3     TO APPROVE THE SHAREHOLDER RESOLUTION SET For       For        Shareholder
      FORTH ON ANNEX A PROVIDING FOR AN
      INCREASE IN THE AUTHORIZED SHARE CAPITAL
      OF THE COMPANY BY 73,610,000 ADDITIONAL
      COMMON SHARES.
4     TO APPROVE THE FOSTER WHEELER LTD.        For       For        Management
      OMNIBUS INCENTIVE PLAN, ATTACHED AS ANNEX
      B.
5     TO APPROVE AN AMENDMENT TO BYE-LAW 44(1)  For       For        Shareholder
      PURSUANT TO THE SHAREHOLDER RESOLUTION
      SET FORTH IN ANNEX C, DELETING REFERENCES
      TO SPECIFIC NUMBERS OF SHARES IN THE
      BYE-LAW REGARDING AUTHORIZED CAPITAL.


- --------------------------------------------------------------------------------

FOSTER WHEELER LTD

Ticker:       FWLT           Security ID:  G36990052
Meeting Date: MAY 9, 2006    Meeting Type: Annual
Record Date:  MAR 13, 2006

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1.1   Elect  Director Diane C. Creel            For       For        Management
1.2   Elect  Director Robert C. Flexon          For       For        Management
1.3   Elect  Director James D. Woods            For       For        Management
2     Ratify Auditors                           For       For        Management
3     TO APPROVE THE SHAREHOLDER RESOLUTION SET For       For        Shareholder
      FORTH ON ANNEX A PROVIDING FOR AN
      INCREASE IN THE AUTHORIZED SHARE CAPITAL
      OF THE COMPANY BY 73,610,000 ADDITIONAL
      COMMON SHARES.
4     TO APPROVE THE FOSTER WHEELER LTD.        For       For        Management
      OMNIBUS INCENTIVE PLAN, ATTACHED AS ANNEX
      B.
5     TO APPROVE AN AMENDMENT TO BYE-LAW 44(1)  For       For        Shareholder
      PURSUANT TO THE SHAREHOLDER RESOLUTION
      SET FORTH IN ANNEX C, DELETING REFERENCES
      TO SPECIFIC NUMBERS OF SHARES IN THE
      BYE-LAW REGARDING AUTHORIZED CAPITAL.


- --------------------------------------------------------------------------------

IWO HOLDINGS, INC.

Ticker:                      Security ID:  45071TAF2
Meeting Date: MAR 20, 2006   Meeting Type: Written Consent
Record Date:  MAR 2, 2006

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1     THE PROPOSED AMENDMENTS                   None      Did Not    Management
                                                          Vote


- --------------------------------------------------------------------------------

MIRANT CORP

Ticker:       MIR.XA         Security ID:  60467R100
Meeting Date: MAY 9, 2006    Meeting Type: Annual
Record Date:  MAR 24, 2006

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1.1   Elect Director Thomas W. Cason            For       For        Management
1.2   Elect Director A.D. Correll               For       For        Management
1.3   Elect Director Terry G. Dallas            For       For        Management
1.4   Elect Director Thomas H. Johnson          For       For        Management
1.5   Elect Director John T. Miller             For       For        Management
1.6   Elect Director Edward R. Muller           For       For        Management
1.7   Elect Director Robert C. Murray           For       For        Management
1.8   Elect Director John M. Quain              For       For        Management
1.9   Elect Director William L. Thacker         For       For        Management
2     Ratify Auditors                           For       For        Management


- --------------------------------------------------------------------------------

MIRANT CORP

Ticker:       MIR.XA         Security ID:  604675AB4
Meeting Date: NOV 10, 2005   Meeting Type: Written Consent
Record Date:  SEP 28, 2005

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1     PLAN OF REORGANIZATION                              Did Not    Management
                                                          Vote


- --------------------------------------------------------------------------------

PETROLEUM GEO-SERVICES ASA

Ticker:                      Security ID:  716599105
Meeting Date: APR 28, 2006   Meeting Type: Special
Record Date:  APR 3, 2006

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1     APPROVAL OF DEMERGER PLAN DATED 27 MARCH  For       For        Management
      2006 (THE  DEMERGER PLAN ).


- --------------------------------------------------------------------------------

PETROLEUM GEO-SERVICES ASA

Ticker:                      Security ID:  716599105
Meeting Date: JUN 14, 2006   Meeting Type: Annual
Record Date:  MAY 9, 2006

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1     APPROVAL OF THE FINANCIAL STATEMENTS OF   For       For        Management
      PETROLEUM GEO-SERVICES ASA FOR 2005.
2     APPROVAL OF THE AUDITORS  FEE FOR 2005.   For       For        Management
3     APPROVAL OF THE ELECTION OF BOARD OF      For       For        Management
      DIRECTORS.
4     MOTION TO APPROVE BOARD MEMBERS  AND      For       For        Management
      NOMINATION COMMITTEE MEMBERS  FEES.
5     MOTION TO APPROVE THE PRINCIPLES FOR THE  For       For        Management
      BOARD MEMBER FEES FOR THE PERIOD 15 JUNE
      2006 TO 30 JUNE 2007.
6     APPROVAL OF THE MOTION TO APPROVE         For       For        Management
      AMENDMENTS TO THE NOMINATION COMMITTEE S
      MANDATE AND CHARTER.
7     APPROVAL OF THE MOTION TO AUTHORIZE THE   For       For        Management
      COMPANY S BOARD OF DIRECTORS TO INCREASE
      THE SHARE CAPITAL.
8     APPROVAL OF SHARE OPTION PROGRAMS FOR     For       For        Management
      MANAGEMENT AND KEY EMPLOYEES.
9     APPROVAL OF THE DELETION OF SECTION 3     For       For        Management
      THIRD PARAGRAPH.
10    APPROVAL OF AMENDMENTS TO SECTION 5 FIRST For       For        Management
      PARAGRAPH FIRST SENTENCE.
11    APPROVAL OF AMENDMENTS TO SECTION 5 FIRST For       For        Management
      PARAGRAPH SECOND SENTENCE.
12    APPROVAL OF THE DELETION OF SECTION 5     For       For        Management
      SECOND PARAGRAPH.
13    APPROVAL OF THE DELETION OF SECTION 7.    For       For        Management
14    APPROVAL OF THE INDEMNICATION OF BOARD    For       Against    Management
      MEMBERS.


- --------------------------------------------------------------------------------

XM SATELLITE RADIO HOLDINGS INC.

Ticker:       XMSR           Security ID:  983759101
Meeting Date: MAY 26, 2006   Meeting Type: Annual
Record Date:  APR 14, 2006

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1.1   Elect Director Gary M. Parsons            For       For        Management
1.2   Elect Director Hugh Panero                For       For        Management
1.3   Elect Director Nathaniel A. Davis         For       For        Management
1.4   Elect Director Thomas J. Donohue          For       For        Management
1.5   Elect Director Eddy W. Hartenstein        For       For        Management
1.6   Elect Director George W. Haywood          For       For        Management
1.7   Elect Director Chester A. Huber, Jr.      For       For        Management
1.8   Elect Director John Mendel                For       Withhold   Management
1.9   Elect Director Jarl Mohn                  For       For        Management
1.10  Elect Director Jack Shaw                  For       For        Management
1.11  Elect Director Jeffrey D. Zients          For       For        Management
2     Ratify Auditors                           For       For        Management




===================== DELAWARE EXTENDED DURATION BOND FUND =====================

The Fund did not hold any underlying securities in which it was entitled
to vote a proxy in regards to an issuer's shareholder meeting held during the
period covered by this Form N-PX. Therefore, no proxy voting record is listed
below for this Fund.


==================== DELAWARE HIGH-YIELD OPPORTUNITIES FUND ====================


ADELPHIA COMMUNICATIONS CORP.

Ticker:       ADELQ          Security ID:  006848AW5
Meeting Date: MAY 14, 2006   Meeting Type: Written Consent
Record Date:  NOV 28, 2005

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1     DEBTORS  FOURTH AMENDED JOINT PLAN OF     None      For        Management
      REORGANIZATION UNDER CHAPTER 11 OF THE
      BANKRUPTCY CODE DATED NOVEMBER 21, 2005.M


- --------------------------------------------------------------------------------

ALAMOSA HOLDINGS, INC.

Ticker:       APCS           Security ID:  011589207
Meeting Date: JAN 25, 2006   Meeting Type: Special
Record Date:  DEC 23, 2005

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1     Approve Merger Agreement                  For       For        Management


- --------------------------------------------------------------------------------

B&G FOODS, INC.

Ticker:       BGF.A          Security ID:  05508R205
Meeting Date: MAY 9, 2006    Meeting Type: Annual
Record Date:  MAR 24, 2006

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1.1   Elect Director David L. Wenner            For       For        Management
1.2   Elect Director Robert C. Cantwell         For       For        Management
1.3   Elect Director James R. Chambers          For       For        Management
1.4   Elect Director Cynthia T. Jamison         For       For        Management
1.5   Elect Director Dennis M. Mullen           For       For        Management
1.6   Elect Director Alfred Poe                 For       For        Management


- --------------------------------------------------------------------------------

FOSTER WHEELER LTD

Ticker:       FWLT           Security ID:  G36535139
Meeting Date: MAY 9, 2006    Meeting Type: Annual
Record Date:  MAR 13, 2006

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1.1   Elect  Director Diane C. Creel            For       For        Management
1.2   Elect  Director Robert C. Flexon          For       For        Management
1.3   Elect  Director James D. Woods            For       For        Management
2     Ratify Auditors                           For       For        Management
3     TO APPROVE THE SHAREHOLDER RESOLUTION SET For       For        Shareholder
      FORTH ON ANNEX A PROVIDING FOR AN
      INCREASE IN THE AUTHORIZED SHARE CAPITAL
      OF THE COMPANY BY 73,610,000 ADDITIONAL
      COMMON SHARES.
4     TO APPROVE THE FOSTER WHEELER LTD.        For       For        Management
      OMNIBUS INCENTIVE PLAN, ATTACHED AS ANNEX
      B.
5     TO APPROVE AN AMENDMENT TO BYE-LAW 44(1)  For       For        Shareholder
      PURSUANT TO THE SHAREHOLDER RESOLUTION
      SET FORTH IN ANNEX C, DELETING REFERENCES
      TO SPECIFIC NUMBERS OF SHARES IN THE
      BYE-LAW REGARDING AUTHORIZED CAPITAL.


- --------------------------------------------------------------------------------

FOSTER WHEELER LTD

Ticker:       FWLT           Security ID:  G36990052
Meeting Date: MAY 9, 2006    Meeting Type: Annual
Record Date:  MAR 13, 2006

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1.1   Elect  Director Diane C. Creel            For       For        Management
1.2   Elect  Director Robert C. Flexon          For       For        Management
1.3   Elect  Director James D. Woods            For       For        Management
2     Ratify Auditors                           For       For        Management
3     TO APPROVE THE SHAREHOLDER RESOLUTION SET For       For        Shareholder
      FORTH ON ANNEX A PROVIDING FOR AN
      INCREASE IN THE AUTHORIZED SHARE CAPITAL
      OF THE COMPANY BY 73,610,000 ADDITIONAL
      COMMON SHARES.
4     TO APPROVE THE FOSTER WHEELER LTD.        For       For        Management
      OMNIBUS INCENTIVE PLAN, ATTACHED AS ANNEX
      B.
5     TO APPROVE AN AMENDMENT TO BYE-LAW 44(1)  For       For        Shareholder
      PURSUANT TO THE SHAREHOLDER RESOLUTION
      SET FORTH IN ANNEX C, DELETING REFERENCES
      TO SPECIFIC NUMBERS OF SHARES IN THE
      BYE-LAW REGARDING AUTHORIZED CAPITAL.


- --------------------------------------------------------------------------------

GRAND CASINOS, INC.

Ticker:                      Security ID:  700690AB6
Meeting Date: JUL 22, 2005   Meeting Type: Written Consent
Record Date:  JUL 8, 2005

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1     PROPOSED AMENDMENTS TO THE INDENTURES AND For       Did Not    Management
      THE ISSUANCE OF THE GUARANTEES                      Vote


- --------------------------------------------------------------------------------

IWO HOLDINGS, INC.

Ticker:                      Security ID:  45071TAF2
Meeting Date: MAR 20, 2006   Meeting Type: Written Consent
Record Date:  MAR 2, 2006

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1     THE PROPOSED AMENDMENTS                   None      Did Not    Management
                                                          Vote


- --------------------------------------------------------------------------------

MIRANT CORP

Ticker:       MIR.XA         Security ID:  60467R100
Meeting Date: MAY 9, 2006    Meeting Type: Annual
Record Date:  MAR 24, 2006

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1.1   Elect Director Thomas W. Cason            For       For        Management
1.2   Elect Director A.D. Correll               For       For        Management
1.3   Elect Director Terry G. Dallas            For       For        Management
1.4   Elect Director Thomas H. Johnson          For       For        Management
1.5   Elect Director John T. Miller             For       For        Management
1.6   Elect Director Edward R. Muller           For       For        Management
1.7   Elect Director Robert C. Murray           For       For        Management
1.8   Elect Director John M. Quain              For       For        Management
1.9   Elect Director William L. Thacker         For       For        Management
2     Ratify Auditors                           For       For        Management


- --------------------------------------------------------------------------------

MIRANT CORP

Ticker:       MIR.XA         Security ID:  604675AB4
Meeting Date: NOV 10, 2005   Meeting Type: Written Consent
Record Date:  SEP 28, 2005

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1     PLAN OF REORGANIZATION                              Did Not    Management
                                                          Vote


- --------------------------------------------------------------------------------

PETROLEUM GEO-SERVICES ASA

Ticker:                      Security ID:  716599105
Meeting Date: APR 28, 2006   Meeting Type: Special
Record Date:  APR 3, 2006

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1     APPROVAL OF DEMERGER PLAN DATED 27 MARCH  For       For        Management
      2006 (THE  DEMERGER PLAN ).


- --------------------------------------------------------------------------------

PETROLEUM GEO-SERVICES ASA

Ticker:                      Security ID:  716599105
Meeting Date: JUN 14, 2006   Meeting Type: Annual
Record Date:  MAY 9, 2006

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1     APPROVAL OF THE FINANCIAL STATEMENTS OF   For       For        Management
      PETROLEUM GEO-SERVICES ASA FOR 2005.
2     APPROVAL OF THE AUDITORS  FEE FOR 2005.   For       For        Management
3     APPROVAL OF THE ELECTION OF BOARD OF      For       For        Management
      DIRECTORS.
4     MOTION TO APPROVE BOARD MEMBERS  AND      For       For        Management
      NOMINATION COMMITTEE MEMBERS  FEES.
5     MOTION TO APPROVE THE PRINCIPLES FOR THE  For       For        Management
      BOARD MEMBER FEES FOR THE PERIOD 15 JUNE
      2006 TO 30 JUNE 2007.
6     APPROVAL OF THE MOTION TO APPROVE         For       For        Management
      AMENDMENTS TO THE NOMINATION COMMITTEE S
      MANDATE AND CHARTER.
7     APPROVAL OF THE MOTION TO AUTHORIZE THE   For       For        Management
      COMPANY S BOARD OF DIRECTORS TO INCREASE
      THE SHARE CAPITAL.
8     APPROVAL OF SHARE OPTION PROGRAMS FOR     For       For        Management
      MANAGEMENT AND KEY EMPLOYEES.
9     APPROVAL OF THE DELETION OF SECTION 3     For       For        Management
      THIRD PARAGRAPH.
10    APPROVAL OF AMENDMENTS TO SECTION 5 FIRST For       For        Management
      PARAGRAPH FIRST SENTENCE.
11    APPROVAL OF AMENDMENTS TO SECTION 5 FIRST For       For        Management
      PARAGRAPH SECOND SENTENCE.
12    APPROVAL OF THE DELETION OF SECTION 5     For       For        Management
      SECOND PARAGRAPH.
13    APPROVAL OF THE DELETION OF SECTION 7.    For       For        Management
14    APPROVAL OF THE INDEMNICATION OF BOARD    For       Against    Management
      MEMBERS.


- --------------------------------------------------------------------------------

XM SATELLITE RADIO HOLDINGS INC.

Ticker:       XMSR           Security ID:  983759101
Meeting Date: MAY 26, 2006   Meeting Type: Annual
Record Date:  APR 14, 2006

#     Proposal                                  Mgt Rec   Vote Cast  Sponsor
1.1   Elect Director Gary M. Parsons            For       For        Management
1.2   Elect Director Hugh Panero                For       For        Management
1.3   Elect Director Nathaniel A. Davis         For       For        Management
1.4   Elect Director Thomas J. Donohue          For       For        Management
1.5   Elect Director Eddy W. Hartenstein        For       For        Management
1.6   Elect Director George W. Haywood          For       For        Management
1.7   Elect Director Chester A. Huber, Jr.      For       For        Management
1.8   Elect Director John Mendel                For       Withhold   Management
1.9   Elect Director Jarl Mohn                  For       For        Management
1.10  Elect Director Jack Shaw                  For       For        Management
1.11  Elect Director Jeffrey D. Zients          For       For        Management
2     Ratify Auditors                           For       For        Management

================================================================================

                                    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.

DELAWARE GROUP INCOME FUND


By:    Patrick P. Coyne
       ------------------------
Name:  Patrick P. Coyne
Title: Chairman/President/
       Chief Executive Officer
Date:  August 29, 2006