The following champion history features the NWA United States Heavyweight Championship (Toronto version).
Title history[]
| Wrestler: | Times: | Date: | Location: | Notes: |
|---|---|---|---|---|
| Johnny Valentine | 1 | September 1962 | Billed as champion on arrival in Toronto | |
| Bruno Sammartino | 1 | November 22, 1962 | Toronto, ON | |
| Johnny Valentine | 2 | December 14, 1962 | Toronto, ON | |
| John Paul Henning | 1 | June 1963 | Washington, DC | Fictitious title change |
| Johnny Valentine | 3 | July 11, 1963 | Toronto, ON | |
| The Beast | 1 | October 17, 1963 | Toronto, ON | |
| Johnny Valentine | 4 | March 5, 1964 | Toronto, ON | |
| Professor Hiro | 1 | June 4, 1964 | Toronto, ON | |
| Johnny Valentine | 5 | October 15, 1964 | Toronto, ON | Wins by referee's decision |
| Professor Hiro | 2 | October 22, 1964 | Toronto, ON | Wins by disqualification |
| Johnny Valentine | 6 | October 30, 1964 | Toronto, ON | |
| The Sheik | 1 | December 27, 1964 | Toronto, ON | |
| Johnny Valentine | 7 | January 3, 1965 | Toronto, ON | |
| Tiger Jeet Singh | 1 | June 11, 1967 | Toronto, Ontario | Title inactive from 1968 to 1971; recognized as champion again in 1971 |
| Vacant | January 1973 | Title vacated | ||
| The Sheik | 2 | July 1974 | Reigning Detroit version champion-recognized in Toronto | |
| Thunderbolt Patterson | 1 | November 19, 1976 | Toronto, Ontario | |
| The Sheik | 3 | December 26, 1976 | Toronto, Ontario | |
| Bobo Brazil | 1 | February 6, 1977 | Toronto, Ontario | |
| The Sheik | 4 | February 27, 1977 | Toronto, Ontario | |
| Vacated | July 1977 | Sheik leaves Toronto area; Mid-Atlantic version is recognized in Toronto from May 1978 until July 1984 |