David Matsos (born November 12, 1973 in Burlington, Ontario) is a Canadian former professional ice hockey player. He is currently an assistant coach with the Windsor Spitfires in the Ontario Hockey League. He played junior hockey for the Sault Ste. Marie Greyhounds from 1989 to 1993. Undrafted by any NHL team, Matsos joined the Canadian national team. On May 16, 1996, after winning a silver-medal with Canada at the 1996 Men's World Ice Hockey Championships, the Tampa Bay Lightning signed Matsos, as a free agent, to a multi-year contract.