Robert Semmens (born 5 December 1961) is a former Australian rules footballer who played with Richmond and Footscray in the Victorian Football League (VFL). Semmens, at the age of 15, represented the Tasmanians Schoolboys at the 1977 Jubilee National Football Carnival. The team went undefeated and in 2013 was induced into the Tasmanian Football Hall of Fame as a "legendary" team. Semmens then played with Williamstown in the Victorian Football Association. He competed in the Hampden Football Netball League in 1990, for Cobden, where he still lives.