# Wrestler Reigns Date Days held Location Notes 1 Johnny De Fazio 1 1967 2 Bradley Lowe 1 3 Jonny De Fazio 2 4 Jackie Nicholas 1 New England 5 Jonny De Fazio 3 6 Jackie Nicholas 2 7 Johnny De Fazio 4 - Vacated 1972 De Fazio vacated the title in 1972 upon retirement. 8 Carlos Jose Estrada 1 January 20, 1978 3 Uniondale, New York Defeated Tony Garea for the title. 9 Tatsumi Fujinami 1 January 23, 1978 617 New York City, New York 10 Ryuma Go 1 October 2, 1979 2 Osaka, Japan 11 Tatsumi Fujinami 2 October 4, 1979 789 Tokyo, Japan - Vacated - December 1981 - - Vacated when Fujinami entered the heavyweight division. 12 Tiger Mask 1 January 1, 1982 125 Tokyo, Japan Defeated Dynamite Kid for the vacant title, then vacated the title in April 1982 due to injury. 13 Black Tiger 1 May 6, 1982 20 Fukuoka, Japan Defeated Gran Hamada for the vacant title. (original, Mark Rocco) 14 Tiger Mask 2 May 26, 1982 312 Osaka, Japan - Vacated - April 3, 1983 - - Vacated after Tiger Mask was injured by the Dynamite Kid in a tag team match on April 1. On the same night, Dynamite Kid and Kuniaki Kobayashi fought for the title and no winner was declared. 15 Tiger Mask 3 June 13, 1983 239 Mexico City, Mexico Defeated Fishman for the title, then he vacated the title on August 12, 1983 when he retired. 16 Dynamite Kid 1 February 7, 1984 268 Tokyo, Japan Won a triangular match by defeating both Davey Boy Smith on February 3, 1984 in Sapporo, Japan and The Cobra on February 7, 1984 in Tokyo. He vacated the title in November 1984 when he and Smith jumped to All-Japan Pro Wrestling. 17 The Cobra 1 December 28, 1984 143 New York City, New York Defeated Black Tiger for the vacant title. 18 Hiro Saito 1 May 20, 1985 69 Hiroshima, Japan 19 The Cobra 2 July 28, 1985 95 Osaka, Japan - Vacated - October 31, 1985 - - Vacated when New Japan and the WWF split. Shiro Koshinaka defeats The Cobra on June 28, 1986 in Tokyo to become the first IWGP Junior Heavyweight Champion
