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                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                                    FORM 8-K

                                 CURRENT REPORT

     Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

       Date of Report (Date of earliest event reported): February 9, 2006

                   INFINITY PROPERTY AND CASUALTY CORPORATION
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             (Exact name of registrant as specified in its charter)

               Ohio                    000-50167            03-0483872
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   (State or other jurisdiction       (Commission          (IRS Employer
        of incorporation)              File No.)        Identification No.)

       3700 Colonnade Parkway, Birmingham, Alabama             35243
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         (Address of principal executive offices)            (Zip Code)

                                 (205) 870-4000
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              (Registrant's telephone number, including area code)


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         (Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions (see General Instruction A.2. below):

[ ]  Written communications pursuant to Rule 425 under the Securities
     Act (17 CFR 230.425)

[ ]  Soliciting material pursuant to Rule 14a-12 under the Exchange
     Act (17 CFR 240.14a-12)

[ ]  Pre-commencement communications pursuant to Rule 14d-2(b) under the
     Exchange Act (17 CFR 240.14d-2(b))

[ ]  Pre-commencement communications pursuant to Rule 13e-4(c) under the
     Exchange Act (17 CFR 240.13e-4(c))

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ITEM 2.02   RESULTS OF OPERATIONS AND FINANCIAL CONDITION.

On February 9, 2006, the Registrant issued a press release announcing its
financial results for the quarter and year ended December 31, 2005. A copy of
the press release is furnished as Exhibit 99 to this report and is incorporated
herein by reference.

ITEM 9.01   FINANCIAL STATEMENTS AND EXHIBITS

(d) Exhibits.

99       Press release dated February 9, 2006



                                   SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the
Registrant has duly caused this report to be signed on its behalf by the
undersigned hereunto duly authorized.

                                           INFINITY PROPERTY AND CASUALTY
                                           CORPORATION


Date: February 9, 2006                     By:    /s/  Samuel J. Simon
                                                  ------------------------------
                                           Name:  Samuel J. Simon
                                           Title: Executive Vice President,
                                                  General Counsel and Secretary