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 *   Dermetzis Petros 2. Date of Event Requiring Statement (Month/Day/Year) 02/14/2018 3. Issuer Name and Ticker or Trading Symbol Workday, Inc. [WDAY] (Last) (First) (Middle) C/O WORKDAY, INC., 6230 STONERIDGE MALL ROAD 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chief Products Officer 5. If Amendment, Date Original Filed(Month/Day/Year) (Street) PLEASANTON, CA 94588 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) Class A Common Stock 156,529 (1) D   Class A Common Stock 43,896 I Petros Dermetzis and Mar Cano Revocable Trust Dtd 10/15/1999

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
Stock Option (right to buy)	  (2)(3)	02/18/2021	Class A Common Stock	25,000	$ 2.3	D	Â
Stock Option (right to buy)	  (3)(4)	05/04/2022	Class A Common Stock	35,000	$ 7.05	D	Â

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Dermetzis Petros C/O WORKDAY, INC. 6230 STONERIDGE MALL ROAD PLEASANTON, CA 94588	Â	Â	  Chief Products Officer	Â

Signatures

/s/ Stacy Taylor, attorney-in-fact		02/26/2018
**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 112,243 Restricted Stock Units (RSUs) that entitle the Reporting Person to receive one share of Class A Common Stock upon settlement, from original grants consisting of i) 46,492 RSUs with a grant date of 04/15/2014 with remaining vesting dates of 04/15/2018 and 6/15/2018; ii) 46,492 RSUs with a grant date of 04/15/2015, 46,492 RSUs with a grant date of 04/15/2016 and 54,247 with a grant date of 04/15/2017, each of which vested or will vest as to 25% of the underlying shares on the one-year anniversary of grant then quarterly thereafter. All grants are subject to the Reporting Person's continued service with the Issuer on the applicable vesting dates.
(2)	This stock option grant became fully vested on July 1, 2016.
(3)	All shares of Class A and Class B Common Stock will convert automatically into shares of a single class of Common Stock upon the earliest to occur of the following: (a) upon the election by the holders of a majority of the then outstanding shares of Class B Common Stock, (b) the date when the number of outstanding shares of Class B Common Stock represents less than 9% of all outstanding shares of Class A and Class B Common Stock, (c) October 11, 2032 or (d) nine (9) months after the death of the later to die of David A. Duffield and Aneel Bhusri. The shares of Class A and Class B Common Stock have no expiration date.
(4)	This stock option grant became fully vested on August 31, 2017.

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