September 12, 2014

Responsibility

Gildan Activewear Included in Dow Jones Sustainability World Index for a Second Consecutive Year

Montréal, Friday, September, 12, 2014 – Gildan Activewear Inc. (GIL; TSX and NYSE) today announced that the Company has been included in the Dow Jones Sustainability World Index for a second consecutive year, effective as of September 22, 2014.

Gildan is the only North American company in the Textiles, Apparel and Luxury Goods industry group to be included in the DJSI World Index this year. The Company believes that its corporate social responsibility initiatives create value for its various stakeholders, who have strong expectations relative to brands, especially in the apparel industry.

The Dow Jones Sustainability™ Indices are maintained collaboratively by S&P Dow Jones Indices and RobecoSAM. Following a best-in-class approach, the indices measure the performance of the world's sustainability leaders. Companies are selected based on a comprehensive assessment of long-term economic, environmental and social criteria that account for general as well as industry-specific sustainability trends. Only organisations that lead their industries based on this assessment are included.

To learn more about Gildan’s various sustainability-related programs and initiatives, please visit www.GenuineGildan.com

About Gildan

Gildan is a leading supplier of quality branded basic family apparel, including T-shirts, fleece, sport shirts, underwear, socks, hosiery and shapewear. The Company sells its products under a diversified portfolio of company-owned brands, including the Gildan®, Gold Toe® and Anvil® brands and brand extensions, as well as the recently acquired Secret®, Silks® and Therapy Plus™ brands. The Company also has licenses for the Under Armour®, Mossy Oak®, and New Balance® brands. The Company distributes its products in printwear markets in the U.S. and Canada, as well as in Europe, Asia Pacific and Latin America. The Company also markets its products to a broad spectrum of retailers in the U.S. and Canada.

Gildan owns and operates vertically-integrated, large-scale manufacturing facilities which are primarily located in Central America and the Caribbean Basin to efficiently service the replenishment needs of its customers in the printwear and retail markets. Gildan has over 41,000 employees worldwide and is committed to industry-leading labour and environmental practices in all of its facilities. More information about the Company and its corporate citizenship practices and initiatives can be found at its corporate websites www.gildan.com and www.genuinegildan.com respectively.

Investor inquiries :

Jessy Hayem, CFA

Senior Vice-President, Head of Investor Relations and Global Communications

(514) 744-8511

Media inquiries :

Geneviève Gosselin

Director, Global Communications and Corporate Marketing

(514) 343-8814