SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

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                                    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)         June 4, 2004
                                                 -------------------------------

                          Varian Medical Systems, Inc.
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             (Exact Name of Registrant as Specified in its Charter)

          Delaware                       1-7598                  94-2359345
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(State or Other Jurisdiction        (Commission File           (IRS Employer
      of Incorporation)                 Number)              Identification No.)

3100 Hansen Way, Palo Alto, CA                                   94304-1030
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(Address of Principal Executive Offices)                         (Zip Code)

Registrant's telephone number, including area code        (650) 493-4000
                                                   -----------------------------

                                 Not Applicable
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          (Former Name or Former Address, if Changed Since Last Report)


Item 5. Other Events and Regulation FD Disclosure.
        -----------------------------------------

On June 4, 2004, Varian Medical Systems, Inc. issued a press release regarding
Terry Lautenbach, Lead Director for Varian Medical Systems Board, Passes Away. A
copy of the press release is attached as Exhibit 99.1 and incorporated herein by
reference.

Item 7. Financial Statements and Exhibits.
        ---------------------------------

      (c)   Exhibits.
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            99.1 Press Release dated June 4, 2004 regarding Terry Lautenbach,
Lead Director for Varian Medical Systems Board, Passes Away.


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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.

                                  Varian Medical Systems, Inc.

                                  By:  /s/ JOSEPH B. PHAIR
                                       -------------------
                                  Name:  Joseph B. Phair
                                  Title: Vice President, Administration, General
                                         Counsel and Secretary

Dated: June 4, 2004


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                                  EXHIBIT INDEX

Number                                Exhibit
------                                -------

   99.1     Press Release dated June 4, 2004 regarding Terry Lautenbach, Lead
            Director for Varian Medical Systems Board, Passes Away.