KLA (KLAC) 8-K Kla-tencor Declares Regular Cash Dividend for Third Quarter Fiscal Year 2006

Exhibit 99.1

Company Contacts:	Jeff Hall
	Chief Financial Officer
	(408) 875-6800
	jeff.hall@kla-tencor.com
	Cary Halsted (Investment Community)
	Vice President, Investor Relations
	(408) 875-4094
	cary.halsted@kla-tencor.com
	Uma Subramaniam (Media)
	Director, Corporate Communications
	(408) 875-5473
	uma.subramaniam@kla-tencor.com
Agency Contact:	Jane Evans-Ryan (Media)
	Business Press Director, MCA
	(650) 968-8900
	jryan@mcapr.com

FOR IMMEDIATE RELEASE

KLA-TENCOR DECLARES REGULAR CASH DIVIDEND FOR
THIRD QUARTER FISCAL YEAR 2006

SAN JOSE, Calif., January 24, 2006—KLA-Tencor Corporation (NASDAQ: KLAC) today announced that its board of directors has declared a quarterly cash dividend of $.12 per share on its common stock payable on March 1, 2006 to KLA-Tencor stockholders of record on February 15, 2006.

About KLA-Tencor:KLA-Tencor is the world leader in yield management and process control solutions for semiconductor manufacturing and related industries. Headquartered in San Jose, Calif., the company has sales and service offices around the world. An S&P 500 company, KLA-Tencor was named one of the Best Managed Companies in America for 2005 byForbes Magazineand is the only company in the semiconductor industry to receive the accolade for this year. KLA-Tencor is traded on the Nasdaq National Market under the symbol KLAC. Additional information about the company is available on the Internet at http://www.kla-tencor.com

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