The Ottawa Marriott Hotel (formerly a Holiday Inn, then a Radisson Hotel) is a hotel located in Ottawa, Ontario, Canada, on the north-west corner of the intersection of Queen Street and Kent Street. It was built by Campeau Corporation as part of the second phase of the Place de Ville complex. Upon its construction in 1971, it was the tallest building in Ottawa but the tile was short lived when the neighboring Tower C was completed in 1972. As of 2013 it was the sixth tallest in Ottawa and eighth in the National Capital Region.