FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person *   ALLEN JOHN H 2. Date of Event Requiring Statement (Month/Day/Year) 03/25/2011 3. Issuer Name and Ticker or Trading Symbol COHU INC [COHU] (Last) (First) (Middle) 12367 CROSTHWAITE CIRCLE 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Vice President Administration 5. If Amendment, Date Original Filed(Month/Day/Year) (Street) POWAY, CA 92064 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Beneficially Owned

1.Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5) Common Stock 50,719 (1) D Â

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.			SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Employee Stock Option (Right to Buy)	10/26/2011(2)	10/26/2020	Common Stock	13,750	$ 13.77	D	Â
Employee Stock Option (Right to Buy)	03/20/2010(3)	03/20/2019	Common Stock	45,000	$ 7.32	D	Â
Employee Stock Option (Right to Buy)	08/17/2007(4)	08/17/2016	Common Stock	29,250	$ 16.4	D	Â
Employee Stock Option (Right to Buy)	01/16/2006(5)	01/16/2015	Common Stock	50,000	$ 16.89	D	Â
Employee Stock Option (Right to Buy)	04/19/2005(6)	04/19/2014	Common Stock	30,000	$ 17.5	D	Â
Employee Stock Option (Right to Buy)	01/28/2004(7)	01/28/2013	Common Stock	30,000	$ 14.27	D	Â
Employee Stock Option (Right to Buy)	01/23/2003(8)	01/23/2012	Common Stock	30,000	$ 18.2	D	Â

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
ALLEN JOHN H 12367 CROSTHWAITE CIRCLE POWAY, CA 92064	Â	Â	  Vice President Administration	Â

Signatures

/s/ Jeffrey D. Jones (Attorney-in-fact)		04/01/2011
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Includes 5,417 restricted stock units (RSUs) (including shares that will be withheld to cover tax obligations) that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock, immediately upon vesting which is scheduled to occur in annual installments (assuming continued employment).
(2)	Exercisable as to 1/4 of the shares on the first four anniversary dates following 10/26/2010.
(3)	Exercisable as to 1/4 of the shares on the first four anniversary dates following 3/20/2009.
(4)	Exercisable as to 1/4 of the shares on the first four anniversary dates following 8/17/2006.
(5)	Exercisable as to 1/4 of the shares on the first four anniversary dates following 1/16/2005.
(6)	Exercisable as to 1/4 of the shares on the first four anniversary dates following 4/19/2004.
(7)	Exercisable as to 1/4 of the shares on the first four anniversary dates following 1/28/2003.
(8)	Exercisable as to 1/4 of the shares on the first four anniversary dates following 1/23/2002.

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