000 A000000 05/31/2011 000 C000000 0000896923 000 D000000 N 000 E000000 NF 000 F000000 Y 000 G000000 N 000 H000000 N 000 I000000 6.1 000 J000000 A 001 A000000 DELWARE INV DIVIDEND & INCOME FUND, INC. 001 B000000 811-7460 001 C000000 2152558743 002 A000000 2005 MARKET STREET 002 B000000 PHILADELPHIA 002 C000000 PA 002 D010000 19103 003 000000 N 004 000000 N 005 000000 N 006 000000 N 007 A000000 N 007 B000000 0 008 A000001 DELAWARE MANAGEMENT COMPANY/A SERIES OF DMBT 008 B000001 A 008 C000001 801-3850 008 D010001 PHILADELPHIA 008 D020001 PA 008 D030001 19103 011 A000001 DELAWARE DISTRIBUTORS, L.P. 011 B000001 8-29755 011 C010001 PHILADELPHIA 011 C020001 PA 011 C030001 19103 012 A000001 MELLON INVESTOR SERVICES 012 B000001 84-5579 012 C010001 RIDGEFIELD 012 C020001 NJ 012 C030001 07660 013 A000001 ERNST & YOUNG LLP 013 B010001 PHILADELPHIA 013 B020001 PA 013 B030001 19103 014 A000001 DELAWARE DISTRIBUTORS, L.P. 014 B000001 8-29755 014 A000002 THE LINCOLN NATIONAL LIFE INSURANCE COMPANY 014 B000002 8-13034 014 A000003 LINCOLN FINANCIAL ADVISORS, CORP. 014 B000003 8-14685 014 A000004 LINCOLN FINANCIAL DISTRIBUTOR, INC. 014 B000004 8-13431 014 A000005 JEFFERSON PILOT SECURITIES CORPORATION 014 B000005 8-14609 014 A000006 WINDWARD SECURITIES CORPORATION 014 B000006 8-66037 014 A000007 JEFFERSON PILOT VARIABLE CORPORATION 014 B000007 8-15753 015 A000001 BNY MELLON BANK N.A. 015 B000001 C 015 C010001 EVERETT 015 C020001 MA 015 C030001 02149 018 000000 Y 019 A000000 Y 019 B000000 85 019 C000000 DELAWAREIN 020 A000001 BNY BROKERAGE, INC. 020 B000001 13-3989198 020 C000001 4 020 A000002 SG COWEN SECURITIES CORPORATION 020 B000002 13-5616116 020 C000002 2 020 A000003 MERRILL LYNCH, PIERCE, FENNER & SMITH INC. 020 B000003 13-5674085 020 C000003 2 020 A000004 BARCLAYS INVESTMENTS, INC. 020 B000004 06-1031656 020 C000004 2 020 A000005 CITIGROUP GLOBAL MARKETS, INC. 020 B000005 11-2418191 020 C000005 2 020 A000006 LIQUIDNET, INC. 020 B000006 13-4095933 020 C000006 2 020 A000007 WEEDEN & CO L.P. 020 B000007 13-3364318 020 C000007 1 020 A000008 LAZARD PRERES & CO. LLC 020 B000008 13-5545100 020 C000008 1 020 A000009 BTIG,LLC 020 B000009 04-3695739 020 C000009 1 020 A000010 CANTOR FITZGERALD & CO 020 B000010 13-3680184 020 C000010 1 021 000000 21 022 A000001 BANKAMERICA SECURITIES L.L.C. 022 B000001 56-2058405 022 C000001 4564 022 D000001 2937 022 A000002 DEUTSCHE BANC SECURITIES, INC. 022 B000002 13-2730828 022 C000002 3239 022 D000002 2553 022 A000003 CREDIT SUISSE FIRST BOSTON CORPORATION 022 B000003 13-5659485 022 C000003 2764 022 D000003 2191 022 A000004 JP MORGAN SECURITIES INC 022 B000004 13-3379014 022 C000004 2356 022 D000004 1243 022 A000005 GOLDMAN SACHS & CO 022 B000005 13-5108880 022 C000005 1517 022 D000005 1530 022 A000006 MORGAN STANLEY & CO. 022 B000006 13-2655998 022 C000006 1489 022 D000006 1321 022 A000007 JEFFERIES & COMPANY, INC 022 B000007 95-2622900 022 C000007 1363 022 D000007 1162 022 A000008 CITIGROUP GLOBAL MARKETS, INC. 022 B000008 11-2418191 022 C000008 1218 022 D000008 1025 022 A000009 BARCLAYS INVESTMENTS, INC. 022 B000009 06-1031656 022 C000009 677 022 D000009 1358 022 A000010 WACHOVIA SECURITIES INC. 022 B000010 34-1542819 022 C000010 889 022 D000010 1096 023 C000000 26368 023 D000000 21898 024 000000 Y 025 A000001 BANKAMERICA SECURITIES L.L.C. 025 B000001 56-2058405 025 C000001 D 025 D000001 177 025 A000002 BNY BROKERAGE, INC. 025 B000002 13-3989198 025 C000002 E 025 D000002 1256 025 A000003 CITIGROUP GLOBAL MARKETS, INC. 025 B000003 11-2418191 025 C000003 D 025 D000003 169 025 A000004 JEFFERIES & COMPANY, INC. 025 B000004 95-2622900 025 C000004 D 025 D000004 211 026 A000000 N 026 B000000 Y 026 C000000 N 026 D000000 Y 026 E000000 N 026 F000000 N 026 G010000 N 026 G020000 Y 026 H000000 N 027 000000 N 045 000000 Y 046 000000 N 047 000000 Y 048 000000 0.550 048 A010000 0 048 A020000 0.000 048 B010000 0 048 B020000 0.000 048 C010000 0 048 C020000 0.000 048 D010000 0 048 D020000 0.000 048 E010000 0 048 E020000 0.000 048 F010000 0 048 F020000 0.000 048 G010000 0 048 G020000 0.000 048 H010000 0 048 H020000 0.000 048 I010000 0 048 I020000 0.000 048 J010000 0 048 J020000 0.000 048 K010000 0 048 K020000 0.000 049 000000 N 050 000000 N 051 000000 N 052 000000 N 053 A000000 Y 053 B000000 Y 054 A000000 Y 054 B000000 N 054 C000000 N 054 D000000 Y 054 E000000 Y 054 F000000 N 054 G000000 Y 054 H000000 Y 054 I000000 N 054 J000000 Y 054 K000000 N 054 L000000 N 054 M000000 Y 054 N000000 N 054 O000000 Y 055 A000000 Y 055 B000000 N 056 000000 Y 057 000000 N 058 A000000 N 059 000000 Y 060 A000000 Y 060 B000000 Y 061 000000 0 062 A000000 N 062 B000000 0.0 062 C000000 0.0 062 D000000 0.0 062 E000000 0.0 062 F000000 0.0 062 G000000 0.0 062 H000000 0.0 062 I000000 0.0 062 J000000 0.0 062 K000000 0.0 062 L000000 0.0 062 M000000 0.0 062 N000000 0.0 062 O000000 0.0 062 P000000 0.0 062 Q000000 0.0 062 R000000 0.0 066 A000000 Y 066 B000000 N 066 C000000 Y 066 D000000 N 066 E000000 N 066 F000000 N 066 G000000 N 067 000000 Y 068 A000000 N 068 B000000 N 069 000000 N 070 A010000 Y 070 A020000 N 070 B010000 Y 070 B020000 N 070 C010000 Y 070 C020000 N 070 D010000 Y 070 D020000 N 070 E010000 Y 070 E020000 N 070 F010000 Y 070 F020000 N 070 G010000 Y 070 G020000 N 070 H010000 N 070 H020000 N 070 I010000 Y 070 I020000 N 070 J010000 Y 070 J020000 N 070 K010000 Y 070 K020000 N 070 L010000 Y 070 L020000 Y 070 M010000 Y 070 M020000 Y 070 N010000 Y 070 N020000 Y 070 O010000 Y 070 O020000 Y 070 P010000 Y 070 P020000 Y 070 Q010000 N 070 Q020000 N 070 R010000 N 070 R020000 N 071 A000000 31220 071 B000000 33707 071 C000000 98482 071 D000000 32 072 A000000 6 072 B000000 1679 072 C000000 956 072 D000000 0 072 E000000 23 072 F000000 272 072 G000000 19 072 H000000 0 072 I000000 83 072 J000000 3 072 K000000 0 072 L000000 0 072 M000000 2 072 N000000 1 072 O000000 3 072 P000000 143 072 Q000000 0 072 R000000 7 072 S000000 25 072 T000000 0 072 U000000 0 072 V000000 0 072 W000000 34 072 X000000 592 072 Y000000 0 072 Z000000 2066 072AA000000 4409 072BB000000 1019 072CC010000 7620 072CC020000 0 072DD010000 3256 072DD020000 0 072EE000000 0 073 A010000 0.3450 073 A020000 0.0000 073 B000000 0.0000 073 C000000 0.0000 074 A000000 34 074 B000000 0 074 C000000 910 074 D000000 41356 074 E000000 4051 074 F000000 55241 074 G000000 0 074 H000000 0 074 I000000 188 074 J000000 1483 074 K000000 0 074 L000000 883 074 M000000 14189 074 N000000 118335 074 O000000 1350 074 P000000 129 074 Q000000 0 074 R010000 0 074 R020000 0 074 R030000 0 074 R040000 34567 074 S000000 0 074 T000000 82289 074 U010000 9439 074 U020000 0 074 V010000 8.72 074 V020000 0.00 074 W000000 0.0000 074 X000000 302 074 Y000000 0 075 A000000 0 075 B000000 79001 076 000000 8.25 077 A000000 Y 077 B000000 N 077 C000000 N 077 D000000 N 077 E000000 N 077 F000000 N 077 G000000 N 077 H000000 N 077 I000000 N 077 J000000 N 077 K000000 Y 077 L000000 N 077 M000000 N 077 N000000 N 077 O000000 Y 077 P000000 N 077 Q010000 Y 077 Q020000 N 077 Q030000 N 078 000000 N 080 A000000 FEDERAL INSURANCE COMPANY 080 B000000 ST. PAUL FIRE AND MARINE INSURANCE COMPANY 080 C000000 40000 081 A000000 Y 081 B000000 85 082 A000000 Y 082 B000000 50 083 A000000 N 083 B000000 0 084 A000000 N 084 B000000 0 085 A000000 Y 085 B000000 N 086 A010000 0 086 A020000 0 086 B010000 0 086 B020000 0 086 C010000 0 086 C020000 0 086 D010000 0 086 D020000 0 086 E010000 0 086 E020000 0 086 F010000 0 086 F020000 0 087 A010000 COMMON STOCK 087 A020000 245915103 087 A030000 DDF 088 A000000 Y 088 B000000 N 088 C000000 N 088 D000000 Y SIGNATURE James P. O'Neill TITLE AVP Senior Compliance Officer