FOR IMMEDIATE RELEASE

Investor Relations:
Ed Lockwood
Sr. Director, Investor Relations
(408) 875-9529
ed.lockwood@kla-tencor.com
Media Relations:
Meggan Powers
Sr. Director, Corporate Communications
(408) 875-8733
meggan.powers@kla-tencor.com

KLA-TENCOR DECLARES REGULAR CASH DIVIDEND FOR
SECOND QUARTER OF FISCAL YEAR 2009

MILPITAS, Calif.-November 13, 2008-KLA-Tencor Corporation (NASDAQ: KLAC) today announced that its Board of Directors has declared a quarterly cash dividend of $0.15 per share on its common stock, payable on December 1, 2008 to KLA-Tencor stockholders of record as of the close of business on November 24, 2008.

About KLA-Tencor: KLA-Tencor is the world leader in yield management and process control solutions for semiconductor manufacturing and related nanoelectronics industries. Headquartered in Milpitas, California, the company has sales and service offices around the world. An S&P 500 company, KLA-Tencor is traded on the NASDAQ Global Select Market under the symbol KLAC. Additional information about the company is available at http://www.kla-tencor.com.

# # #