Game of Thrones (season 3) premiered in 2012.
The first season of the fantasy drama television series Game of Thrones premiered on HBO on April 17 , 2011 , at 9.00 pm in the U.S. , and concluded on June 19 , 2011 . The third season of the fantasy drama television series Game of Thrones premiered in the United States on HBO on March 31 , 2013 , and concluded on June 9 , 2013 . Production began in July 2012 .