Jon Snow is a Game of Thrones character.
The fifth season of the fantasy drama television series Game of Thrones premiered on HBO on April 12 , and concluded on June 14 , 2015 . The sixth season of the fantasy drama television series Game of Thrones premiered on HBO on April 24 , 2016 , and concluded on June 26 , 2016 . Jon Snow (character) . Jon is portrayed by Kit Harington on the HBO series Game of Thrones .