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): November 10, 2003

                             CARRIZO OIL & GAS, INC.
             (Exact name of registrant as specified in its charter)


        Texas               000-22915                  76-0415919
 (State or other           (Commission             (I.R.S. Employer
 jurisdiction of           File Number)           Identification No.)
  incorporation)

               14701 St. Mary's Lane
                      Suite 800
                    Houston, Texas                         77079
        (Address of principal executive offices)         (Zip code)




       Registrant's telephone number, including area code: (281) 496-1352







Item 12.          Results of Operations and Financial Condition.

                  The press release attached hereto as Exhibit 99.1 announces
financial and other results for the third quarter of 2003. The press release
contained a measure which may be deemed a "non-GAAP financial measure" as
defined in Item 10 of Regulation S-K of the Securities Act of 1934, as amended.
We discuss EBITDA for the quarters and nine month periods ended September 30,
2002 and September 30, 2003. The most comparable GAAP financial measure, Net
Income, and information reconciling the GAAP and non-GAAP measures were also
included in the press release.

                  None of the information furnished in Item 12 and the
accompanying exhibit will be deemed "filed" for purposes of Section 18 of the
Securities Exchange Act of 1934, not will it be incorporated by reference into
any registration statement filed by Carrizo Oil & Gas under the Securities Act
of 1933, as amended, unless specifically identified therein as being
incorporated therein by reference. The furnishing of the information in this
report is not intended to, and does not, constitute a determination or admission
by Carrizo Oil & Gas, that the information in this report is material or
complete, or that investors should consider this information before making an
investment decision with respect to any security of Carrizo Oil & Gas.



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                                   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.


                                                     CARRIZO OIL & GAS, INC.




                                              By: /s/ PAUL F. BOLING
                                                  --------------------
                                              Name:     Paul F. Boling
                                              Title:    Vice President and
                                                        Chief Financial Officer
Date:  November 12, 2003



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                                  EXHIBIT INDEX



             The following exhibit is furnished pursuant to Item 12:



99.1     Press Release, dated November 10, 2003, Announcing Financial Results
         for Third Quarter 2003.



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