|Johhny Powers||1970||Los Angeles, CA||-a-|
|Waldo Von Erich||November 20, 1971||Akron, OH|
|Dominic Denucci||December 8, 1971||Buffalo, NY|
|Waldo Von Erich ||January 5, 1972||Buffalo, NY|
|Ernie Ladd||June 9, 1972||Cleveland, OH|
|Abdullah teh Butcher||June 24, 1972||Akron, OH|
|Johnny Valentine||October 19, 1972||Cleveland, OH||-b-|
|Jacques Rougeau||January 24, 1973||Buffalo, NY||-c-|
|Johnny Valentine ||August 1973|
|Johhny Powers ||1973||Rochester, NY|
|Antonio Inoki||December 10, 1973||Tokyo, Japan||-d-|
|Tiger Jeet Singh||March 15, 1975||Hiroshima, Japan||-e-|
|Antonio Inoki ||June 26, 1975||Tokyo, Japan|
|Stan Hansen||February 8, 1980||Tokyo, Japan|
|Antonio Inoki ||April 3, 1980||Tokyo, Japan||-f-|
|Antonio Inoki ||April 23, 1981||Tokyo, Japan||-g-|
|Yoshihiro Takayama||January 4, 2003||Tokyo, Japan||-h-|
|Shinsuke Nakamura||January 4, 2004||Tokyo, Japan||-i-|
-a- Defeated Fred Blassie in the finals of a tournament to become the first champion.
-b- Vacated in January 1973.
-c- Defeated Waldo Von Erich in the finals of a tournament to win the vacant title.
-d- Stripped on February 12, 1975 because of Inoki's refusal to defend against Tiger jeet Singh.
-e- Defeated Antonio Inoki for the vacant belt.
-f- Held-up after a no contest agaisnt Stan Hansen on April 17, 1980.
-g- Defeated Hansen in a rematch for the held-up title; Inoki immediatly abandons title to enter the IWGP Title league.
-h- Defeated Tsuyoshi Kohsaka in the finals of a tournament to win the newly revived title.
-i- Title unified with the IWGP World Heavyweight Championship.