Seamus Mallon, (born 21 November 1980) was an Irish professional rugby union player for Ulster Rugby in the Magners League, who was formerly a player for Northampton Saints in the Guinness Premiership.(Photo) Mallon was signed as a centre with the Saints in July 2005. He formerly played for his school-teams, Foyle and Londonderry College and St. Columb's College in Derry and Ulster. He now plays his rugby for Dungannon RFC where he is also a coach. He was employed at the Wallace High School in Lisburn for a short period of time, but left in 2014 to take up a position with Cambridge House Grammar School]], Ballymena as a Technology & Design teacher, where he continues to teach.