UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C.  20549
                                       
                                    FORM 13F
                                       
                              FORM 13F COVER PAGE


                  Report for the Quarter Ended June 30, 2005



                          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     August 12, 2005
----------------------------------
Robert H. Ruffing
Vice President and Controller


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








                                 Page 1 of 4


                            FORM 13F SUMMARY PAGE
                            ---------------------




Number of Other Included Managers:                         3
                                                      -----------

Form 13F Information Table Entry Total:                   110
                                                      -----------

Form 13F Information Table Value Total (thousands):   $ 1,388,633 
                                                      -----------



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



































                                     Page 2

                                                       

                                                       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
--------------------------------------------
                                                                                                
GLOBAL CROSSING LTD		    SHS NEW      G3921A 17 5      111        6,521SH   Defined     1          6,521
ALLIANCE RES PARTNER L P          UT LTD PART    01877R 10 8    1,110       15,000SH   Defined     "         15,000
ALPHA NATURAL RESOURCES INC           COM        02076X 10 2    2,942      123,200SH   Defined     "        123,200
AMERICAN ELEC PWR INC                 COM        025537 10 1    3,060       83,000SH   Defined     "         83,000
AMERICAN INTL GROUP INC               COM        026874 10 7    9,645      166,000SH   Defined     "        166,000
CV THERAPEUTICS INC                   COM        126667 10 4    1,682       75,000SH   Defined     "         75,000
CABLEVISION SYS CORP             CL A NY CABLVS  12686C 10 9    3,284      102,000SH   Defined     "        102,000
CITIGROUP INC                         COM        172967 10 1   13,869      300,000SH   Defined     "        300,000 
COMCAST CORP NEW                     CL A        20030N 10 1      618       20,153SH   Defined     "         20,153
COMCAST CORP NEW                   CL A SPL      20030N 20 0    1,640       54,760SH   Defined     "         54,760
DPL INC                               COM        233293 10 9      813       29,600SH   Defined     "         29,600
DORAL FINL CORP                       COM        25811P 10 0      191       11,550SH   Defined     "         11,550
ENERGY EAST CORP                      COM        29266M 10 9      733       25,300SH   Defined     "         25,300               
FIFTH THIRD BANCORP                   COM        316773 10 0    6,405      155,563SH   Defined     "        155,563
GENTEK INC                          COM NEW      37245X 20 3      249       25,000SH   Defined     "         25,000
GREAT AMERN FINL RES INC              COM        389915 10 9  763,992   38,565,995SH   Defined     "     38,565,995
INSTEEL INDUSTRIES INC                COM        45774W 10 8      383       30,700SH   Defined     "         30,700
INTEGRATED ELECTRICAL SVC             COM        45811E 10 3      546      280,000SH   Defined     "        280,000
JPMORGAN & CHASE & CO                 COM        46625H 10 0    4,592      130,000SH   Defined     "        130,000
MARSH SUPERMARKETS INC               CL B        571783 20 8    8,552      602,644SH   Defined     "        602,644
MARSH SUPERMARKETS INC               CL A        571783 30 7    9,334      709,844SH   Defined     "        709,844
MERCK & CO INC                        COM        589331 10 7    1,540       50,000SH   Defined	   "         50,000
MITTAL STEEL CO N V             NY REG SH CL A   60684P 10 1      678       28,568SH   Defined     "         28,568
NTL INC DEL                           COM        62940M 10 4    9,751      142,523SH   Defined     "        142,523
NATIONAL CITY CORP                    COM        635405 10 3  143,242    4,198,189SH   Defined     "      4,198,189
NATIONAL INTERSTATE CORP              COM        63654U 10 0  202,776   10,200,000SH   Defined     "     10,200,000
NEWS CORP                            CL B        65248E 20 3    1,012       60,000SH   Defined     "         60,000
NISOURCE INC                          COM        65473P 10 5      964       39,000SH   Defined     "         39,000
PNC FINL SVCS GROUP INC               COM        693475 10 5    3,485       64,000SH   Defined     "         64,000
PEPCO HOLDINGS INC                    COM        713291 10 2      970       40,500SH   Defined     "         40,500
PETROLEUM GEO SVCS ASA NEW       SPONSORED ADR   716599 10 5      369       15,600SH   Defined     "         15,600
PFIZER INC                            COM        717081 10 3    8,964      325,000SH   Defined	   "        325,000
PROGRESS ENERGY INC                   COM        743263 10 5    1,796       39,700SH   Defined     "         39,700
QWEST COMMUNICATIONS INTL IN          COM        749121 10 9       66       17,902SH   Defined     "         17,902
SBC COMMUNICATIONS INC                COM        78387G 10 3    1,425       60,000SH   Defined     "         60,000
SANDISK CORP                   	      COM        80004C 10 1    1,187       50,000SH   Defined     "         50,000
SARA LEE CORP                         COM        803111 10 3      991       50,000SH   Defined     "         50,000
SEABULK INTL INC                      COM        81169P 10 1      273       12,856SH   Defined     "         12,856
SIRVA INC                             COM        82967Y 10 4    1,463      171,900SH   Defined     "        171,900
SUNTERRA CORP                       COM NEW      86787D 20 8    1,054       65,000SH   Defined     "         65,000
TIME WARNER INC                       COM        887317 10 5      437       26,149SH   Defined     "         26,149  
TYCO INTL LTD NEW                     COM        902124 10 6    2,336       80,000SH   Defined     "         80,000
US BANCORP DEL                      COM NEW      902973 30 4    3,504      120,000SH   Defined     "        120,000
UNITED AUTO GROUP INC                 COM        909440 10 9    1,180       39,600SH   Defined     "         39,600
VIACOM INC                           CL B        925524 30 8    2,434       76,000SH   Defined     "         76,000
WASHINGTON MUT INC                    COM        939322 10 3    1,633       40,134SH   Defined     "         40,134
ZENITH NATL INS CORP                  COM        989390 10 9    1,676       24,700SH   Defined     "         24,700 



HOLDINGS OF GREAT AMERICAN LIFE
INSURANCE COMPANY
-------------------------------
ALLIANCE RES PARTNER L P          UT LTD PART    01877R 10 8    3,730       50,402SH   Defined   1,2,3       50,402
ALPHA NATURAL RESOURCES INC           COM        02076X 10 2    2,961      124,000SH   Defined     "        124,000
AMERICAN INTL GROUP INC               COM        026874 10 7    9,749      167,800SH   Defined     "        167,800
CV THERAPEUTICS INC                   COM        126667 10 4    2,063       92,000SH   Defined     "         92,000
CABLEVISION SYS CORP             CL A NY CABLVS  12686C 10 9    7,148      222,000SH   Defined     "        222,000
CITIGROUP INC                         COM        172967 10 1    3,930       85,000SH   Defined     "         85,000
COMCAST CORP NEW                   CL A SPL      20030N 20 0    8,356      279,000SH   Defined     "        279,000 
DORAL FINL CORP                       COM        25811P 10 0      255       15,440SH   Defined     "         15,440
FIFTH THIRD BANCORP                   COM        316773 10 0    6,550      159,100SH   Defined     "        159,100
GENTEK INC                          COM NEW      37245X 20 3      399       40,000SH   Defined     "         40,000
INSTEEL INDUSTRIES INC                COM        45774W 10 8    4,192      336,134SH   Defined     "        336,134
INTEGRATED ELECTRICAL SVC             COM        45811E 10 3      920      471,700SH   Defined     "        471,700
JPMORGAN & CHASE & CO                 COM        46625H 10 0      706       20,000SH   Defined     "         20,000
MITTAL STEEL CO N V             NY REG SH CL A   60684P 10 1    1,351       56,925SH   Defined     "         56,925
NRG ENERGY INC                      COM NEW      629377 50 8      978       26,014SH   Defined     "         26,014
NTL INC DEL                           COM        62940M 10 4   21,351      312,065SH   Defined     "        312,065
NATIONAL CITY CORP                    COM        635405 10 3    2,805       82,203SH   Defined     "         82,203
NEWS CORP                            CL B        65248E 20 3    1,349       80,000SH   Defined     "         80,000
PETROLEUM GEO SVCS ASA NEW       SPONSORED ADR   716599 10 5      504       21,300SH   Defined     "         21,300
PFIZER INC                            COM        717081 10 3    4,275      155,000SH   Defined     "        155,000
PIMCO HIGH INCOME FD                COM SHS      722014 10 7    6,157      417,700SH   Defined     "        417,700
SANDISK CORP                          COM        80004C 10 1    1,187       50,000SH   Defined     "         50,000
SEABULK INTL INC                      COM        81169P 10 1    1,229       57,854SH   Defined     "         57,854
SIRVA INC                             COM        82967Y 10 4    2,094      246,100SH   Defined     "        246,100
SUNTERRA CORP                       COM NEW      86787D 20 8    2,432      150,000SH   Defined     "        150,000
TYCO INTL LTD NEW                     COM        902124 10 6    5,694      195,000SH   Defined     "        195,000
US BANCORP DEL                      COM NEW      902973 30 4    3,504      120,000SH   Defined     "        120,000
UNITED AUTO GROUP INC                 COM        909440 10 9    1,737       58,300SH   Defined     "         58,300
VIACOM INC                           CL B        925524 30 8    5,796      181,000SH   Defined     "        181,000




HOLDINGS OF OTHER ENTITIES 
EACH HAVING LESS THAN 
$100 MILLION IN 13F SECURITIES
------------------------------

GLOBAL CROSSING LTD                 SHS NEW      G3921A 17 5      243       14,224SH   Defined    1,2        14,224
ALLIANCE RES PARTNER L P          UT LTD PART    01877R 10 8    1,554       21,000SH    Other                                21,000
ALPHA NATURAL RESOURCES INC           COM        02076X 10 2    2,101       88,000SH    Other                                88,000
BRISTOL MYERS SQUIBB CO               COM        110122 10 8      250       10,000SH   Defined     1         10,000     
BRISTOL MYERS SQUIBB CO               COM        110122 10 8      250       10,000SH    Other                                10,000
CV THERAPEUTICS INC                   COM        126667 10 4      448       20,000SH    Other                                20,000
CABLEVISION SYS CORP             CL A NY CABLVS  12686C 10 9    2,898       90,000SH    Other                                90,000
CITIGROUP INC                         COM        172967 10 1    2,080       45,000SH    Other                                45,000
DPL INC                               COM        233293 10 9      209        7,600SH   Defined     1          7,600
DORAL FINL CORP                       COM        25811P 10 0      153        9,210SH   Defined   1,2,3        9,210
ENERGY EAST CORP                      COM        29266M 10 9      725       25,000SH   Defined     1         25,000
FIFTH THIRD BANCORP                   COM        316773 10 0    2,758       67,000SH    Other                                67,000
JOHN HANCOCK BK &THRIFT OPP       SH BEN INT     409735 10 7      660       67,200SH    Other                                67,200
HOST MARRIOTT CORP NEW                COM        44107P 10 4      177       10,110SH    Other                                10,110
JPMORGAN & CHASE & CO                 COM        46625H 10 0    1,766       50,000SH    Other                                50,000
LAIDLAW INTL INC                      COM        50730R 10 2    1,652       68,543SH   Defined    1,2        68,543      
MERCK & CO INC	                      COM        589331 10 7      308       10,000SH   Defined     1         10,000
MITTAL STEEL CO N V             NY REG SH CL A   60684P 10 1    2,137       90,000SH   Other                                 90,000
NTL INC DEL                           COM        62940M 10 4    4,421       64,618SH    Other                                64,618
NATIONAL CITY CORP                    COM        635405 10 3    2,605       76,359SH   Defined   1,2,3       76,359
NATIONAL CITY CORP                    COM        635405 10 3    1,419       41,603SH    Other                                41,603
NRG ENERGY INC                      COM NEW      629377 50 8      654       17,397SH   Defined   1,2,3       17,397
NISOURCE INC                          COM        65473P 10 5      148        6,000SH   Defined     1          6,000
PEPCO HOLDINGS INC                    COM        713291 10 2      239       10,000SH   Defined     "         10,000
PFIZER INC                            COM        717081 10 3      275       10,000SH   Defined   1,2,3       10,000
PFIZER INC                            COM        717081 10 3    2,206       80,000SH    Other                                80,000
SBC COMMUNICATIONS INC                COM        78387G 10 3      475       20,000SH   Defined     1         20,000
SANTANDER BANCORP                     COM        802809 10 3      834       33,275SH   Defined    1,2        33,275
SEABULK INTL INC                      COM        81169P 10 1      417       19,600SH    Sole                 19,600          
SEABULK INTL INC                      COM        81169P 10 1      836       39,316SH   Defined   1,2,3       39,316         
TYCO INTL LTD NEW                     COM        902124 10 6    3,796      130,000SH    Other                               130,000
US BANCORP DEL                      COM NEW      902973 30 4    1,999       68,462SH    Other                                68,462
VIACOM INC                           CL B        925524 30 8    3,336      104,200SH    Other                               104,200
WASHINGTON MUT INC                    COM        939322 10 3    2,245       55,179SH   Defined     1         55,179

                                                             ----------
                                 REPORT TOTAL                $1,388,633
                                                             ==========