UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 4
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[   ] Check this box if no longer subject to Section 16. Form 4 or Form 5
    obligations may continue.
1. Name and Address of Reporting Person(s)
   Fortino, Dennis J
   133 Jackson Street
   .
   .
   Los Gatos, CA  95032
2. Issuer Name and Ticker or Trading Symbol
   KLA-Tencor Corporation (KLAC)
3. I.R.S. Identification Number of Reporting Person, if an entity (Voluntary)

4. Statement for Month/Year
   11/02
5. If Amendment, Date of Original (Month/Year)
6. Relationship of Reporting Person(s) to Issuer (Check all applicable)
   [ ] Director                   [ ] 10% Owner
   [X] Officer (give title below) [ ] Other (specify below)
   Executive Vice President
7. Individual or Joint/Group Filing (Check Applicable Line)
   [X] Form filed by One Reporting Person
   [ ] Form filed by More than One Reporting Person

Table I Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned - ------------------------------------------------------------------------------------------------------------------------------------ 1)Title of Security 2)Trans- 3.Trans- 4.Securities Acquired(A) 5)Amount of 6) 7)Nature of action action or Disposed of (D) Securities Indirect Date Code A Beneficially D Beneficial (Month/ or Owned at or Ownership Day/Year) Code V Amount D Price End of Month I - ------------------------------------------------------------------------------------------------------------------------------------ Common Stock 4,676 D Direct Table II (PART 1) Derivative Securities Acquired, Disposed of, or Beneficially Owned (Columns 1 through 6) - ------------------------------------------------------------------------------------------------------------------------------------ 1)Title of Derivative 2)Conversion 3)Trans- 4)Trans- 5)Number of Derivative 6)Date Exercisable and Security or Exercise action action Securities Acquired (A) Expiration Date Price of Date Code or Disposed of (D) Derivative Security Code V A D Exercisable Expiration - ------------------------------------------------------------------------------------------------------------------------------------ Non-Qualified Stock Option $10.6300 08/31/08 (right to buy) Non-Qualified Stock Option $26.2500 11/10/10 (right to buy) Non-Qualified Stock Option $29.3100 10/02/11 (right to buy) Non-Qualified Stock Option $32.7500 04/04/11 (right to buy) Non-Qualified Stock Option $33.7500 10/27/09 (right to buy) Non-Qualified Stock Option $37.0500 11/08/02 A 12,500 11/08/12 (right to buy) Non-Qualified Stock Option $44.6875 08/11/10 (right to buy) Non-Qualified Stock Option $44.6875 08/13/10 (right to buy) Table II (PART 2) Derivative Securities Acquired, Disposed of, or Beneficially Owned (Columns 1,3 and 7 through 11) - ------------------------------------------------------------------------------------------------------------------------------------ 1)Title of Derivative 3)Trans- 7)Title and Amount 8)Price 9)Number of 10) 11)Nature of Security action of Underlying of Deri- Derivative Indirect Date Securities vative Securities D Beneficial Amount or Security Beneficially or Ownership Number of Owned at I - Title Shares End of Month - ------------------------------------------------------------------------------------------------------------------------------------ Non-Qualified Stock Option Common Stock 4,667 4,667 D Direct (right to buy) Non-Qualified Stock Option Common Stock 15,750 15,750 D Direct (right to buy) Non-Qualified Stock Option Common Stock 45,000 45,000 D Direct (right to buy) Non-Qualified Stock Option Common Stock 22,500 22,500 D Direct (right to buy) Non-Qualified Stock Option Common Stock 60,000 60,000 D Direct (right to buy) Non-Qualified Stock Option 11/08/02 Common Stock 12,500 12,500 D Direct (right to buy) Non-Qualified Stock Option Common Stock 5,370 5,370 D Direct (right to buy) Non-Qualified Stock Option Common Stock 39,630 39,630 D Direct (right to buy) Explanation of Responses:
SIGNATURE OF REPORTING PERSON /S/ By: Stuart J. Nichols For: Dennis J. Fortino DATE 11/11/02