The Board of Directors of Horizon Lines, Inc. (NYSE:HRZ) appointed Bobby J. Griffin to fill an existing vacancy as a Class III Director of the Company effective June 9, 2010. Griffin served as President, International Operations of Ryder System, Inc., a global provider of transportation, logistics and supply chain management solutions from March 2005 to March 2007. Between 1986 and 2005, Griffin served in various other management positions with Ryder System, including Executive Vice President, Global Supply Chain Operations and President of ATE Management and Services Company, acquired by Ryder in 1986. Griffin serves on the boards of Hanesbrands, Inc. and United Rentals, Inc. He holds a B.A.