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

                                    FORM 13F

                              FORM 13F COVER PAGE


                 Report for the Quarter Ended September 30, 2011



                          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         November 14, 2011
-------------------------------
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: 1 ----------- Form 13F Information Table Entry Total: 151 ----------- Form 13F Information Table Value Total (thousands): $864,102 ----------- 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

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 GREAT AMERICAN INSURANCE COMPANY -------------------------------------------- ABBOTT LABS COM 002824 10 0 4,858 95,000SH Defined 1 95,000 AIR PRODS & CHEMS INC COM 009158 10 6 10,507 137,584SH Defined " 137,584 AMERICAN RAILCAR INDS INC COM 02916P 10 3 1,046 68,000SH Defined " 68,000 ANWORTH MORTGAGE ASSET CP COM 037347 10 1 850 125,000SH Defined " 125,000 ARCH COAL INC COM 039380 10 0 7,582 520,000SH Defined " 520,000 BANK OF AMERICA CORPORATION COM 060505 10 4 3,722 608,120SH Defined " 608,120 CALAMP CORP COM 128126 10 9 449 139,750SH Defined " 139,750 CAMPBELL SOUP CO COM 134429 10 9 3,237 100,000SH Defined " 100,000 CAPITOL FED FINL INC COM 14057J 10 1 380 36,000SH Defined " 36,000 CHEVRON CORP NEW COM 166764 10 0 11,694 126,300SH Defined " 126,300 CITIGROUP INC COM NEW 172967 42 4 10,886 425,000SH Defined " 425,000 COMCAST CORP NEW CL A 20030N 10 1 8,441 403,500SH Defined " 403,500 COMPUTER SCIENCES CORP COM 205363 10 4 4,565 170,000SH Defined " 170,000 CUMULUS MEDIA INC CL A 231082 10 8 50 17,777SH Defined " 17,777 DELTA AIR LINES INC DEL COM NEW 247361 70 2 309 41,216SH Defined " 41,216 DISH NETWORK CORP CL A 25470M 10 9 944 37,675SH Defined " 37,675 ECHOSTAR CORP CL A 278768 10 6 560 24,786SH Defined " 24,786 ELLINGTON FINANCIAL LLC COM 288522 30 3 5,154 300,000SH Defined " 300,000 EMERSON ELEC CO COM 291011 10 4 9,088 220,000SH Defined " 220,000 FIRST FINL BANCORP OH COM 320209 10 9 3,036 220,000SH Defined " 220,000 FLAGSTAR BANCORP INC COM NEW 337930 50 7 8 16,500SH Defined " 16,500 FULL HOUSE RESORTS INC COM 359678 10 9 97 35,331SH Defined " 35,331 GENERAL ELECTRIC CO COM 369604 10 3 10,274 675,000SH Defined " 675,000 HCA HOLDINGS INC COM 40412C 10 1 5,846 290,000SH Defined " 290,000 HEINZ H J CO COM 423074 10 3 10,487 207,750SH Defined " 207,750 HEWLETT PACKARD CO COM 428236 10 3 10,956 488,000SH Defined " 488,000 INSTEEL INDUSTRIES INC COM 45774W 10 8 248 24,609SH Defined " 24,609 INTEL CORP COM 458140 10 0 11,286 529,000SH Defined " 529,000 INTERNATIONAL BUSINESS MACHS COM 459200 10 1 13,246 75,750SH Defined " 75,750 JPMORGAN CHASE & CO COM 46625H 10 0 10,241 340,000SH Defined " 340,000 JOHNSON & JOHNSON COM 478160 10 4 15,349 241,000SH Defined " 241,000 KELLOGG CO COM 487836 10 8 11,641 218,850SH Defined " 218,850 KIMBERLY CLARK CORP COM 494368 10 3 14,202 200,000SH Defined " 200,000 KOHLS CORP COM 500255 10 4 11,293 230,000SH Defined " 230,000 KRAFT FOODS INC CL A 50075N 10 4 15,892 473,250SH Defined " 473,250 LEUCADIA NATL CORP COM 527288 10 4 173 7,633SH Defined " 7,633 LINCOLN NATL CORP IND COM 534187 10 9 782 50,000SH Defined " 50,000 LOCKHEED MARTIN CORP COM 539830 10 9 5,484 75,500SH Defined " 75,500 LOWES COS INC COM 548661 10 7 4,545 235,000SH Defined " 235,000 MYR GROUP INC DEL COM 55405W 10 4 6,785 384,615SH Defined " 384,615 MCDONALDS CORP COM 580135 10 1 14,446 164,500SH Defined " 164,500 MCGRAW HILL COS INC COM 580645 10 9 4,920 120,000SH Defined " 120,000 MEDTRONIC INC COM 585055 10 6 3,989 120,000SH Defined " 120,000 MERCK & CO INC NEW COM 58933Y 10 5 8,208 251,000SH Defined " 251,000 METLIFE INC COM 59156R 10 8 3,571 127,500SH Defined " 127,500 MICROSOFT CORP COM 594918 10 4 15,967 641,500SH Defined " 641,500 MOTRICITY INC COM 620107 10 2 96 56,525SH Defined " 56,525 NATIONAL INTERSTATE CORP COM 63654U 10 0 224,196 10,200,000SH Defined " 10,200,000 NEW YORK CMNTY BANCORP INC COM 649445 10 3 4,165 350,000SH Defined " 350,000 O'CHARLEYS INC COM 670823 10 3 175 29,500SH Defined " 29,500 OMEROS CORP COM 682143 10 2 413 102,040SH Defined " 102,040 PATTERSON UTI ENERGY INC COM 703481 10 1 694 40,000SH Defined " 40,000 PEOPLES UNITED FINANCIAL INC COM 712704 10 5 9,462 830,000SH Defined " 830,000 PEPSICO INC COM 713448 10 8 13,312 215,050SH Defined " 215,050 PFIZER INC COM 717081 10 3 7,390 418,000SH Defined " 418,000 PROCTER & GAMBLE CO COM 742718 10 9 8,213 130,000SH Defined " 130,000 PRUDENTIAL FINL INC COM 744320 10 2 1,640 35,000SH Defined " 35,000 RAYTHEON CO COM NEW 755111 50 7 3,086 75,500SH Defined " 75,500 STAPLES INC COM 855030 10 2 1,995 150,000SH Defined " 150,000 TARGET CORP COM 87612E 10 6 13,731 280,000SH Defined " 280,000 3M CO COM 88579Y 10 1 11,594 161,500SH Defined " 161,500 TIME WARNER INC COM NEW 887317 30 3 5,656 188,716SH Defined " 188,716 TORTOISE ENERGY CAP CORP COM 89147U 10 0 604 25,800SH Defined " 25,800 VERISK ANALYTICS INC CL A 92345Y 10 6 45,066 1,296,115SH Defined " 1,296,115 VIRGIN MEDIA INC COM 92769L 10 1 17,966 737,807SH Defined " 737,807 WAL MART STORES INC COM 931142 10 3 9,861 190,000SH Defined " 190,000 WASTE MGMT INC DEL COM 94106L 10 9 14,974 459,900SH Defined " 459,900 WALGREEN CO COM 931422 10 9 8,107 246,500SH Defined " 246,500 WELLS FARGO & CO NEW COM 949746 10 1 8,201 340,000SH Defined " 340,000

HOLDINGS OF OTHER ENTITIES EACH HAVING LESS THAN $100 MILLION IN 13F SECURITIES ------------------------------ ACE LTD SHS H0023R 10 5 3,818 63,000SH Sole 63,000 ABBOTT LABS COM 002824 10 0 465 9,100SH Defined 1 9,100 ACTUATE CORP COM 00508B 10 2 90 16,313SH Defined " 16,313 AIR PRODS & CHEMS INC COM 009158 10 6 4,200 55,000SH Defined 55,000 AMERICAN RAILCAR INDS INC COM 02916P 10 3 1,039 67,581SH Defined 67,581 ANNALY CAP MGMT INC COM 035710 40 9 1,330 80,000SH Defined 80,000 ANWORTH MORTGAGE ASSET CP COM 037347 10 1 850 125,000SH Defined 125,000 AT&T INC COM 00206R 10 2 585 20,500SH Defined 1 20,500 BANK OF AMERICA CORPORATION COM 060505 10 4 2,745 448,480SH Defined " 448,480 BERKLEY W R CORP COM 084423 10 2 3,474 117,000SH Sole 117,000 BLDRS INDEX FDS TR EMER MK 50 ADR 09348R 30 0 1,382 38,308SH Defined 1 38,308 BRISTOL MYERS SQUIBB CO COM 110122 10 8 628 20,000SH Defined " 20,000 CALAMP CORP COM 128126 10 9 452 140,750SH Defined 140,750 CAMPBELL SOUP CO COM 134429 10 9 388 12,000SH Defined 1 12,000 CARDINAL FINL CORP COM 14149F 10 9 89 10,296SH Defined " 10,296 CENTRAL EUROPEAN DIST CORP COM 153435 10 2 94 13,479SH Defined " 13,479 CHUBB CORP COM 171232 10 1 4,259 71,000SH Sole 71,000 CITIGROUP INC COM NEW 172967 42 4 5,379 210,000SH Defined 210,000 COMCAST CORP NEW CL A 20030N 10 1 7,740 370,000SH Defined 370,000 CONOCOPHILLIPS COM 20825C 10 4 443 7,000SH Defined 7,000 CUMULUS MEDIA INC CL A 231082 10 8 88 31,032SH Defined 31,032 DELTA AIR LINES INC DEL COM NEW 247361 70 2 299 39,832SH Defined 1 39,832 DEX ONE CORP COM 25212W 10 0 6 10,772SH Defined 10,772 DISH NETWORK CORP CL A 25470M 10 9 1,416 56,512SH Defined 56,512 EATON VANCE TAX MNG GBL DV E COM 27829F 10 8 320 40,000SH Defined 1 40,000 ECHOSTAR CORP CL A 278768 10 6 841 37,179SH Defined 37,179 ENTERPRISE PRODS PARTNERS L COM 293792 10 7 4,709 117,276SH Defined 117,276 ELLINGTON FINANCIAL LLC COM 288522 30 3 11,609 675,753SH Defined 675,753 FIRST FINL BANCORP OH COM 320209 10 9 66 4,784SH Defined 1 4,784 FLAGSTAR BANCORP INC COM NEW 337930 50 7 8 16,500SH Defined 16,500 FULL HOUSE RESORTS INC COM 359678 10 9 87 31,617SH Defined 31,617 GENERAL ELECTRIC CO COM 369604 10 3 7,762 510,000SH Defined 1 510,000 GENERAL MLS INC COM 370334 10 4 577 15,000SH Defined " 15,000 HEWLETT PACKARD CO COM 428236 10 3 2,739 122,000SH Defined 122,000 INDEXIQ ETF TR IQ GLB RES ETF 45409B 88 3 755 27,906SH Defined 1 27,906 INSTEEL INDUSTRIES INC COM 45774W 10 8 224 22,216SH Defined 22,216 INTEL CORP COM 458140 10 0 533 25,000SH Defined 1 25,000 ISHARES TR MSCI EAFE INDEX 464287 46 5 1,772 37,094SH Defined " 37,094 ISHARES TR s&P MIDSAP 400 462487 50 7 804 10,312SH Defined " 10,312 JOHNSON & JOHNSON COM 478160 10 4 427 6,700SH Defined " 6,700 JPMORGAN CHASE & CO COM 46625H 10 0 2,711 90,000SH Defined 90,000 KEYCORP NEW COM 493267 10 8 310 52,222SH Defined 1 52,222 KIMBERLY CLARK CORP COM 494368 10 3 579 8,150SH Defined " 8,150 KRATOS DEFENSE & SEC SOLUTIO COM NEW 50077B 20 7 90 13,419SH Defined " 13,419 LEAPFROG ENTERPRISES INC CL A 52186N 10 6 75 22,209SH Defined " 22,209 LEGGETT & PLATT INC COM 524660 10 7 564 28,500SH Defined " 28,500 LEUCADIA NATL CORP COM 527288 10 4 201 8,841SH Defined " 8,841 LILLY ELI & CO COM 532457 10 8 592 16,000SH Defined " 16,000 LINCOLN NATL CORP IND COM 534187 10 9 2,657 170,000SH Defined 170,000 LOCKHEED MARTIN CORP COM 539830 10 9 588 8,100SH Defined 1 8,100 LTX-CREDENCE CORP COM NEW 502403 20 7 91 17,169SH Defined " 17,169 MANAGED HIGH YIELD PLUS FD I COM 561911 10 8 19 10,000SH Defined " 10,000 MARATHON OIL CORP COM 565849 10 6 5,827 270,000SH Defined 270,000 MEADOWBROOK INS GROUP INC COM 58319P 10 8 114 12,741SH Defined 1 12,741 MERCK & CO INC NEW COM 58933Y 10 5 654 20,000SH Defined 20,000 METLIFE INC COM 59156R 10 8 8,058 287,700SH Defined 287,700 MOTRICITY INC COM 620107 10 2 143 84,787SH Defined 84,787 O CHARLEYS INC COM 670823 10 3 265 44,654SH Defined 44,654 OMEROS CORP COM 682143 10 2 620 153,061SH Defined 153,061 ORACLE CORP COM 68389X 10 5 4,167 145,000SH Defined 145,000 PATTERSON UTI ENERGY INC COM 703481 10 1 694 40,000SH Defined 40,000 PFIZER INC COM 717081 10 3 354 20,000SH Defined 20,000 PLAINS ALL AMERN PIPELINE L UNIT LTD PARTN 726503 10 5 9,722 165,000SH Defined 165,000 POWERSHARES ETF TRUST DYNAMIC MKT PT 73935X 10 4 932 25,305SH Defined 1 25,305 POWERSHARES ETF TRUST HI YLD EQ DVDN 73935X 30 2 219 26,728SH Defined " 26,728 PROCTER & GAMBLE CO COM 742718 10 9 593 9,391SH Defined " 9,391 PRUDENTIAL FINL INC COM 744320 10 2 3,749 80,000SH Defined 80,000 RAYTHEON CO COM NEW 755111 50 7 495 12,100SH Defined 1 12,100 REDWOOD TR INC COM 758075 40 2 2,234 200,000SH Defined 200,000 REVENUESHARES EFT TR SMALL CAP FD 761396 30 8 569 20,932SH Defined 1 20,932 SPDR S&P 500 ETF TR TR UNIT 78462F 10 3 2,687 23,749SH Defined " 23,749 SELECT SECTOR SPDR TR SBI MATERIALS 81369Y 10 0 224 7,628SH Defined " 7,628 SELECT SECTOR SPDR TR SBI CONS STPLS 81369Y 30 8 298 10,052SH Defined " 10,052 SYSCO CORP COM 871829 10 7 492 19,000SH Defined " 19,000 TARGET CORP COM 87612E 10 6 1,471 30,000SH Defined 30,000 TELECOMMUNICATION SYS INC CL A 87929J 10 3 68 19,736SH Defined 1 19,736 THOMSON REUTERS CORP COM 884903 10 5 324 12,000SH Defined " 12,000 TORTOISE ENERGY CAP CORP COM 89147U 10 0 2,010 85,900SH Defined 85,900 VANGUARD INDEX FDS REIT EFT 922908 55 3 993 19,524SH Defined 1 19,524 VIRGIN MEDIA INC COM 92769L 10 1 24,372 1,000,888SH Defined 1,000,888 WAL MART STORES INC COM 931142 10 3 519 10,000SH Defined 10,000 WISCONSIN ENERGY CORP COM 976657 10 6 375 12,000SH Defined 1 12,000 ---------- REPORT TOTAL $864,102 ==========