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)
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                          JUNE 22, 2004 (JUNE 21, 2004)


                          CHESAPEAKE ENERGY CORPORATION
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             (Exact name of Registrant as specified in its Charter)



   OKLAHOMA                          1-13726                     73-1395733
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(State or other jurisdiction  (Commission File No.)            (IRS Employer
     of incorporation)                                      Identification No.)


  6100 NORTH WESTERN AVENUE, OKLAHOMA CITY, OKLAHOMA                   73118
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       (Address of principal executive offices)                      (Zip Code)



                                 (405) 848-8000
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              (Registrant's telephone number, including area code)



                    INFORMATION TO BE INCLUDED IN THE REPORT


ITEM 5.  OTHER MATTERS

           CHESAPEAKE ENERGY CORPORATION ANNOUNCES 2004 SECOND QUARTER
                    EARNINGS RELEASE DATE AND CONFERENCE CALL

OKLAHOMA  CITY,  OKLAHOMA,   JUNE  21,  2004  -  Chesapeake  Energy  Corporation
(NYSE:CHK) has scheduled its 2004 second quarter  earnings  release to be issued
after the close of trading on the New York Stock  Exchange on Monday,  August 2,
2004.

A conference  call is scheduled for Tuesday  morning,  August 3, 2004 at 9:00 am
EDT to discuss the release.  The telephone  number to access the conference call
is 913.981.5572. We encourage those who would like to participate in the call to
place your calls between 8:50 and 9:00 am EDT.

For  those  unable to  participate  in the  conference  call,  a replay  will be
available for audio  playback at 12:00 pm EDT on Tuesday,  August 3 and will run
through  midnight  Monday,  August 16, 2004. The number to access the conference
call replay is 719.457.0820; passcode for the replay is 151543.

The  conference  call will also be  simulcast  live on the  Internet  and can be
accessed by going directly to the Chesapeake  website at  WWW.CHKENERGY.COM  and
selecting "Conference Calls" under the "Investor Relations" section. The webcast
of the conference call will be available on our website indefinitely.

CHESAPEAKE ENERGY CORPORATION IS THE SIXTH LARGEST  INDEPENDENT U.S. NATURAL GAS
PRODUCERS.  HEADQUARTERED IN OKLAHOMA CITY, THE COMPANY'S OPERATIONS ARE FOCUSED
ON EXPLORATORY AND DEVELOPMENTAL DRILLING AND PRODUCING PROPERTY ACQUISITIONS IN
THE MID-CONTINENT,  PERMIAN BASIN, SOUTH TEXAS, TEXAS GULF COAST, AND ARK-LA-TEX
REGIONS   OF  THE   UNITED   STATES.   THE   COMPANY'S   INTERNET   ADDRESS   IS
WWW.CHKENERGY.COM.

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                                    SIGNATURE


         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, thereunto duly authorized.

                                            CHESAPEAKE ENERGY CORPORATION



                                       By:     /S/ AUBREY K. MCCLENDON
                                            -----------------------------------
                                                   Aubrey K. McClendon
                                               Chairman of the Board and
                                                Chief Executive Officer

Dated:        June 22, 2004

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