The NWA Toronto United States Heavyweight Championship was the version of the NWA United States Heavyweight Championship that was defended in Frank Tunney's Toronto-based Maple Leaf Wrestling.
It existed from 1962 until 1973.
A different version of the title was brought to the territory by The Sheik in 1974 and defended until 1977.
After that, Maple Leaf Wrestling recognized the Mid-Atlantic version of the title from May 1978 until July 1984 when promoter Jack Tunney allied himself with the WWF.
[1]