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

                                    FORM 13F

                              FORM 13F COVER PAGE


                  Report for the Quarter Ended December 31, 2006



                          AMERICAN FINANCIAL GROUP, INC.
                 One East Fourth Street, Cincinnati, Ohio 45202
     -------------------------------------------------------------------------
     (Name and Address of Institutional Investment Manager Filing this Report)


                         Form 13F File Number:  28-4389


The institutional investment manager filing this report and the person by whom
it is signed hereby represent that the person signing the report is authorized
to submit it, that all information contained herein is true, correct and
complete, and that it is understood that all required items, statements,
schedules, lists, and tables, are considered integral parts of this form.

                                 Robert H. Ruffing
                     	   Vice President and Controller
                                   (513) 579-2144
                -----------------------------------------------
                (Name, Title and Phone Number of Person Signing
                 this Report on Behalf of Reporting Manager)



Signature:

s/Robert H. Ruffing                  Cincinnati, Ohio     February 13, 2007
- -------------------------------
Robert H. Ruffing
Vice President and Controller


Report Type:
     [X]  13F HOLDINGS REPORT.
     [ ]  13F NOTICE.
     [ ]  13F COMBINATION REPORT.










FORM 13F SUMMARY PAGE --------------------- Number of Other Included Managers: 3 ----------- Form 13F Information Table Entry Total: 173 ----------- Form 13F Information Table Value Total (thousands): $ 1,615,897 ----------- Name and 13F file numbers of all Institutional Investment Managers with respect to which this schedule is filed (other than American Financial Group, Inc.): Number 13F File Number Name of Subsidiary ------ --------------- ------------------------------------ 1. 28-498 Great American Insurance Company 2. Unassigned Great American Financial Resources Inc 3. Unassigned Great American Life Insurance Company

FORM 13F INFORMATION TABLE Column 4: Column 5: Column 8: Column 2: Market Shares or Column 6: Column 7: Voting Authority Column 1: Title of Column 3: Value Principal Investment Other --------------------------- Name of Issuer Class CUSIP (000's) Amount Discretion Managers Sole Shared None -------------- ---------------- ----------- --------- ------------ ---------- -------- ---------- ------ --------- HOLDINGS OF AMERICAN FINANCIAL GROUP - ------------------------------------ GREAT AMERN FINL RES INC COM 389915 10 9 222,237 9,641,500SH Sole 9,641,500 RELIANT ENERGY INC COM 75952B 10 5 164 11,547SH Sole 11,547 SEACOR HOLDINGS INC COM 811904 10 1 523 5,280SH Sole 5,280

HOLDINGS OF GREAT AMERICAN INSURANCE COMPANY - ----------------------------- GLOBAL CROSSING LTD SHS NEW G3921A 17 5 160 6,521SH Defined 1 6,521 AT&T INC COM 00206R 10 2 2,165 60,555SH Defined " 60,555 ALASKA AIR GROUP INC COM 011659 10 9 1,165 29,500SH Defined " 29,500 ALLIANCE RES PARTNER L P UT LTD PART 01877R 10 8 449 13,000SH Defined " 13,000 ALPHA NATURAL RESOURCES INC COM 02076X 10 2 4,928 346,300SH Defined " 346,300 ARCHER DANIELS MIDLAND CO COM 039483 10 2 1,950 61,000SH Defined " 61,000 BOSTON SCIENTIFIC CORP COM 101137 10 7 4,832 281,250SH Defined " 281,250 CBS CORP NEW CL B 124857 20 2 1,341 43,000SH Defined " 43,000 CV THERAPEUTICS INC COM 126667 10 4 1,103 79,000SH Defined " 79,000 CABLEVISION SYS CORP CL A NY CABLVS 12686C 10 9 2,333 81,900SH Defined " 81,900 CITIGROUP INC COM 172967 10 1 19,217 345,000SH Defined " 345,000 COMPUCREDIT CORP COM 20478N 10 0 597 15,000SH Defined " 15,000 DISNEY WALT CO COM DISNEY 254687 10 6 6,271 183,000SH Defined " 183,000 DORAL FINL CORP COM 25811P 10 0 33 11,550SH Defined " 11,550 EMBARQ CORP COM 29078E 10 5 585 11,130SH Defined " 11,130 ENERGY EAST CORP COM 29266M 10 9 503 20,300SH Defined " 20,300 FEDERAL NATL MTG ASSN COM 313586 10 9 2,316 39,000SH Defined " 39,000 FIFTH THIRD BANCORP COM 316773 10 0 2,151 52,563SH Defined " 52,563 FLAGSTAR BANCORP INC COM 337930 10 1 2,449 165,000SH Defined " 165,000 FLEETWOOD ENTERPRISES INC COM 339099 10 3 132 16,700SH Defined " 16,700 FOUNDATION COAL HLDGS INC COM 35039W 10 0 635 20,000SH Defined " 20,000 GENERAL ELECTRIC CO COM 369604 10 3 781 21,000SH Defined " 21,000 GREAT AMERN FINL RES INC COM 389915 10 9 666,710 28,924,495SH Defined " 28,924,495 HARTFORD FINL SVCS GROUP INC COM 416515 10 4 1,400 15,000SH Defined " 15,000 HOME DEPOT INC COM 437076 10 2 3,273 81,500SH Defined " 81,500 JP MORGAN CHASE & CO COM 46625H 10 0 1,691 35,000SH Defined " 35,000 JOHNSON & JOHNSON COM 478160 10 4 3,961 60,000SH Defined " 60,000 LOWES COS INC COM 548661 10 7 1,869 60,000SH Defined " 60,000 M D C HLDGS INC COM 552676 10 8 1,586 27,800SH Defined " 27,800 MITTAL STEEL CO N V NY REG SH CL A 60684P 10 1 5,550 131,568SH Defined " 131,568 NTL INC DEL COM 62941W 10 1 15,593 617,807SH Defined " 617,807 NATIONAL CITY CORP COM 635405 10 3 79,532 2,175,392SH Defined " 2,175,392 NATIONAL INTERSTATE CORP COM 63654U 10 0 247,860 10,200,000SH Defined " 10,200,000 NEWS CORP CL A 65248E 10 4 2,685 125,000SH Defined " 125,000 NEWS CORP CL B 65248E 20 3 2,137 96,000SH Defined " 96,000 NEWSTAR FINANCIAL INC COM 65251F 10 5 1,107 60,000SH Defined " 60,000 PEPCO HOLDINGS INC COM 713291 10 2 1,053 40,500SH Defined " 40,500 PFIZER INC COM 717081 10 3 10,749 415,000SH Defined " 415,000 PULTE HOMES INC COM 745867 10 1 580 17,500SH Defined " 17,500 SARA LEE CORP COM 803111 10 3 852 50,000SH Defined " 50,000 SEACOR HOLDINGS INC COM 811904 10 1 343 3,463SH Defined " 3,463 SPRINT NEXTEL CORP COM FON 852061 10 0 9,919 525,100SH Defined " 525,100 TERRA INDS INC COM 880915 10 3 270 22,500SH Defined " 22,500 TERRA NITROGEN CO L P COM UNIT 881005 20 1 518 15,200SH Defined " 15,200 TIME WARNER INC COM 887317 10 5 570 26,149SH Defined " 26,149 TOLL BROTHERS INC COM 889478 10 3 1,563 48,500SH Defined " 48,500 TORTOISE ENERGY CAP CORP COM 89147U 10 0 711 25,800SH Defined " 25,800 TYCO INTL LTD NEW COM 902124 10 6 6,004 197,500SH Defined " 197,500 UAL CORP COM NEW 902549 80 7 1,872 42,549SH Defined " 42,549 US BANCORP DEL COM NEW 902973 30 4 434 12,000SH Defined " 12,000 VIACOM INC NEW CL B 92553P 20 1 2,790 68,000SH Defined " 68,000 WALTER INDS INC COM 93317Q 10 5 5,142 190,100SH Defined " 190,100 YAHOO INC COM 984332 10 6 2,452 96,000SH Defined " 96,000 ZENITH NATL INS CORP COM 989390 10 9 1,738 37,050SH Defined " 37,050

HOLDINGS OF GREAT AMERICAN LIFE INSURANCE COMPANY - ---------------------------- ALASKA AIR GROUP INC COM 011659 10 9 3,504 88,700SH Defined 1,2,3 88,700 ALLIANCE RES PARTNER L P UT LTD PART 01877R 10 8 1,765 51,124SH Defined " 51,124 ALPHA NATURAL RESOURCES INC COM 02076X 10 2 5,662 397,900SH Defined " 397,900 ARCHER DANIELS MIDLAND CO COM 039483 10 2 1,950 61,000SH Defined " 61,000 BOSTON SCIENTIFIC CORP COM 101137 10 7 5,313 309,250SH Defined " 309,250 CBS CORP NEW CL B 124857 20 2 2,978 95,500SH Defined " 95,500 CV THERAPEUTICS INC COM 126667 10 4 1,354 97,000SH Defined " 97,000 CABLEVISION SYS CORP CL A NY CABLVS 12686C 10 9 3,580 125,700SH Defined " 125,700 CITIGROUP INC COM 172967 10 1 6,127 110,000SH Defined " 110,000 DISNEY WALT CO COM DISNEY 254687 10 6 6,271 183,000SH Defined " 183,000 DORAL FINL CORP COM 25811P 10 0 44 15,440SH Defined " 15,440 EMBARQ CORP COM 29078E 10 5 626 11,910SH Defined " 11,910 FEDERAL HOME LN MTG CORP COM 313400 30 1 2,241 33,000SH Defined " 33,000 FEDERAL NATL MTG ASSN COM 313586 10 9 2,316 39,000SH Defined " 39,000 FIFTH THIRD BANCORP COM 316773 10 0 2,092 51,100SH Defined " 51,100 FLAGSTAR BANCORP INC COM 337930 10 1 2,449 165,000SH Defined " 165,000 FLEETWOOD ENTERPRISES INC COM 339099 10 3 198 25,000SH Defined " 25,000 FOUNDATION COAL HLDGS INC COM 35039W 10 0 1,270 40,000SH Defined " 40,000 GENERAL ELECTRIC CO COM 369604 10 3 2,400 64,500SH Defined " 64,500 HARTFORD FINL SVCS GROUP INC COM 416515 10 4 1,400 15,000SH Defined " 15,000 HOME DEPOT INC COM 437076 10 2 3,273 81,500SH Defined " 81,500 JP MORGAN CHASE & CO COM 46625H 10 0 184 3,800SH Defined " 3,800 JOHNSON & JOHNSON COM 478160 10 4 3,961 60,000SH Defined " 60,000 LOWES COS INC COM 548661 10 7 3,701 118,804SH Defined " 118,804 M D C HLDGS INC COM 552676 10 8 1,905 33,400SH Defined " 33,400 MITTAL STEEL CO N V NY REG SH CL A 60684P 10 1 5,611 133,025SH Defined " 133,025 MUELLER WTR PRODS INC COM SER B 624758 20 7 458 30,744SH Defined " 30,744 NRG ENERGY INC COM NEW 629377 50 8 1,494 26,675SH Defined " 26,675 NTL INC DEL COM 62941W 10 1 9,152 362,588SH Defined " 362,588 NEWS CORP CL A 65248E 10 4 2,685 125,000SH Defined " 125,000 NEWS CORP CL B 65248E 20 3 2,538 114,000SH Defined " 114,000 NEWSTAR FINANCIAL INC COM 65251F 10 5 1,661 90,000SH Defined " 90,000 NUVEEN FLTNG RTE INCM OPP FD COM SHS 6706EN 10 0 1,081 78,300SH Defined " 78,300 PFIZER INC COM 717081 10 3 7,382 285,000SH Defined " 285,000 PIMCO HIGH INCOME FD COM SHS 722014 10 7 1,959 122,800SH Defined " 122,800 PULTE HOMES INC COM 745867 10 1 1,242 37,500SH Defined " 37,500 SEACOR HOLDINGS INC COM 811904 10 1 1,049 10,585SH Defined " 10,585 SPRINT NEXTEL CORP COM FON 852061 10 0 13,123 694,700SH Defined " 694,700 TERRA INDS INC COM 880915 10 3 988 82,500SH Defined " 82,500 TERRA NITROGEN CO L P COM UNIT 881005 20 1 521 15,300SH Defined " 15,300 TOLL BROTHERS INC COM 889478 10 3 1,563 48,500SH Defined " 48,500 TORTOISE ENERGY CAP CORP COM 89147U 10 0 3,322 120,500SH Defined " 120,500 TYCO INTL LTD NEW COM 902124 10 6 9,500 312,500SH Defined " 312,500 UAL CORP COM NEW 902549 80 7 3,202 72,775SH Defined " 72,775 US BANCORP DEL COM NEW 902973 30 4 398 11,000SH Defined " 11,000 U S AIRWAYS GROUP INC COM 90341W 10 8 539 10,000SH Defined " 10,000 VIACOM INC NEW CL B 92553P 20 1 4,944 120,500SH Defined " 120,500 WALTER INDS INC COM 93317Q 10 5 4,736 175,100SH Defined " 175,100 YAHOO INC COM 984332 10 6 7,215 282,500SH Defined " 282,500

HOLDINGS OF OTHER ENTITIES EACH HAVING LESS THAN $100 MILLION IN 13F SECURITIES - ------------------------------ GLOBAL CROSSING LTD SHS NEW G3921A 17 5 349 14,224SH Defined 1,2,3 14,224 AT&T INC COM 00206R 10 2 715 20,000SH Defined 1 20,000 ALASKA AIR GROUP INC COM 011659 10 9 2,117 53,600SH Defined " 53,600 ALLIANCE RES PARTNER L P UT LTD PART 01877R 10 8 690 20,000SH Other 20,000 ALPHA NATURAL RESOURCES INC COM 02076X 10 2 570 40,000SH Defined 1 40,000 ALPHA NATURAL RESOURCES INC COM 02076X 10 2 2,867 201,500SH Other 201,500 BOSTON SCIENTIFIC CORP COM 101137 10 7 430 25,000SH Defined 1 25,000 BOSTON SCIENTIFIC CORP COM 101137 10 7 3,625 211,000SH Other 211,000 BRISTOL MYERS SQUIBB CO COM 110122 10 8 263 10,000SH Defined 1 10,000 BRISTOL MYERS SQUIBB CO COM 110122 10 8 263 10,000SH Other 10,000 CBS CORP NEW CL B 124857 20 2 1,780 57,100SH Other 57,100 CV THERAPEUTICS INC COM 126667 10 4 293 21,000SH Other 21,000 CABLEVISION SYS CORP CL A NY CABLVS 12686C 10 9 430 15,100SH Other 15,100 CITIGROUP INC COM 172967 10 1 119 2,133SH Defined 1 2,133 COMPUCREDIT CORP COM 20478N 10 0 597 15,000SH Defined 1,2,3 15,000 DOMINION RES INC VA NEW COM 25746U 10 9 283 3,380SH Defined 1 3,380 DUKE ENERGY CORP NEW COM 26441C 10 5 301 9,069SH Defined " 9,069 EMBARQ CORP COM 29078E 10 5 39 750SH Defined " 750 EMBARQ CORP COM 29078E 10 5 133 2,530SH Other 2,530 ENERGY EAST CORP COM 29266M 10 9 496 20,000SH Defined 1 20,000 FEDERAL HOME LN MTG CORP COM 313400 30 1 2,241 33,000SH Defined " 33,000 FIFTH THIRD BANCORP COM 316773 10 0 941 23,000SH Other 23,000 FOUNDATION COAL HLDGS INC COM 35039W 10 0 635 20,000SH Defined 1 20,000 FOUNDATION COAL HLDGS INC COM 35039W 10 0 635 20,000SH Other 20,000 GENERAL ELECTRIC CO COM 369604 10 3 1,620 43,500SH Defined 1 43,500 JOHN HANCOCK BK &THRIFT OPP SH BEN INT 409735 10 7 677 67,200SH Other 67,200 ING GLOBAL EQTY DIV & PREM O COM 45684E 10 7 216 10,000SH Defined 1 10,000 ISHARES TR DJ US TELECOMM 464287 71 3 240 8,100SH Defined " 8,100 ISHARES TR DJ US TECH SEC 464287 72 1 717 13,160SH Defined " 13,160 JP MORGAN CHASE & CO COM 46625H 10 0 628 13,000SH Other 13,000 JOHNSON & JOHNSON COM 478160 10 4 1,320 20,000SH Other 20,000 LOWES COS INC COM 548661 10 7 1,713 55,000SH Defined 1 55,000 LOWES COS INC COM 548661 10 7 1,402 45,000SH Other 45,000 M D C HLDGS INC COM 552676 10 8 314 5,500SH Defined 1 5,500 M D C HLDGS INC COM 552676 10 8 428 7,500SH Other 7,500 MANAGED HIGH YIELD PLUS FD I COM 561911 10 8 50 10,000SH Defined 1 10,000 MUELLER WTR PRODS INC COM SER B 624758 20 7 483 32,397SH Defined " 32,397 NRG ENERGY INC COM NEW 629377 50 8 999 17,839SH Defined 1,2,3 17,839 NTL INC DEL COM 62941W 10 1 17,162 680,000SH Defined " 680,000 NTL INC DEL COM 62941W 10 1 4,204 166,545SH Other 166,545 NATIONAL CITY CORP COM 635405 10 3 2,792 76,359SH Defined 1 76,359 NATIONAL CITY CORP COM 635405 10 3 472 12,903SH Other 12,903 PEPCO HOLDINGS INC COM 713291 10 2 260 10,000SH Defined 1 10,000 PFIZER INC COM 717081 10 3 1,425 55,000SH Defined " 55,000 PFIZER INC COM 717081 10 3 3,756 145,000SH Other 145,000 POWERSHARES ETF TRUST HI YLD EQ DVDN 73935X 30 2 246 15,000SH Defined 1 15,000 PULTE HOMES INC COM 745867 10 1 662 20,000SH Defined " 20,000 PULTE HOMES INC COM 745867 10 1 994 30,000SH Other 30,000 SPDR TR UNIT SER 1 78462F 10 3 7,081 50,000SH Other 50,000 SEACOR HOLDINGS INC COM 811904 10 1 554 5,591SH Defined 1 5,591 SELECT SECTOR SPDR TR SBI HEALTHCARE 81369Y 20 9 700 20,900SH Defined " 20,900 SELECT SECTOR SPDR TR SBI CONS STPLS 81369Y 30 8 511 19,560SH Defined " 19,560 SELECT SECTOR SPDR TR SBI CONS DISCR 81369Y 40 7 476 12,420SH Defined " 12,420 SELECT SECTOR SPDR TR SBI INT-ENERGY 81369Y 50 6 410 7,000SH Defined " 7,000 SELECT SECTOR SPDR TR SBI INT-FINL 81369Y 60 5 1,189 32,370SH Defined " 32,370 SELECT SECTOR SPDR TR SBI INT-INDS 81369Y 70 4 875 24,985SH Defined " 24,985 SPRINT NEXTEL CORP COM FON 852061 10 0 3,173 168,000SH Defined " 168,000 SPRINT NEXTEL CORP COM FON 852061 10 0 4,129 218,600SH Other 218,600 TERRA INDS INC COM 880915 10 3 719 60,000SH Defined 1 60,000 TYCO INTL LTD NEW COM 902124 10 6 3,344 110,000SH Other 110,000 UAL CORP COM NEW 902549 80 7 1,771 40,245SH Defined 1,2,3 40,245 UAL CORP COM NEW 902549 80 7 504 11,458SH Other 11,458 U S AIRWAYS GROUP INC COM 90341W 10 8 539 10,000SH Defined 1 10,000 VIACOM INC NEW CL B 92553P 20 1 3,369 82,100SH Other 82,100 WALTER INDS INC COM 93317Q 10 5 1,758 65,000SH Defined 1,2,3 65,000 YAHOO INC COM 984332 10 6 4,750 186,000SH Defined 1 186,000 YAHOO INC COM 984332 10 6 1,992 78,000SH Other 78,000 ---------- REPORT TOTAL $1,615,897 ==========