Douglas Thompson was a councillor in the city of Ottawa for the Osgoode Ward. Thompson was also the former mayor of Osgoode Township prior to the amalgamation with the new City of Ottawa. Prior to being mayor of Osgoode, Thompson was a municipal councillor in the township for 14 years. Prior to entering politics, Thompson was a teacher for 35 years before retiring. He lives in the community of Greely where he has lived since 1967. He has coached minor hockey and baseball. He graduated from Carleton University, with a degree in History and Political Science.