<SEC-DOCUMENT>0001179110-17-009549-index.html : 20170623
<SEC-HEADER>0001179110-17-009549.hdr.sgml : 20170623
<ACCEPTANCE-DATETIME>20170623205328
ACCESSION NUMBER:		0001179110-17-009549
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20170621
FILED AS OF DATE:		20170623
DATE AS OF CHANGE:		20170623

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OvaScience, Inc.
		CENTRAL INDEX KEY:			0001544227
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				451472564
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		9 FOURTH AVE
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451
		BUSINESS PHONE:		617-500-2802

	MAIL ADDRESS:	
		STREET 1:		9 FOURTH AVE
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GILLIS JONATHAN
		CENTRAL INDEX KEY:			0001709954

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35890
		FILM NUMBER:		17928765

	MAIL ADDRESS:	
		STREET 1:		9 FOURTH AVENUE
		STREET 2:		C/O OVASCIENCE, INC.
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 3 -
<TEXT>
Document 1 - file: edgar.html

Document 1 - RAW XML: edgar.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>ex24_gillis.txt
<TEXT>
Document 2 - file: ex24_gillis.txt

</DOCUMENT>
</SEC-DOCUMENT>