チーフ・ジェイ・ストロンボー
In mid-1972, Studd joined the World Wide Wrestling Federation under the ring name "Chuck O'Connor", facing wrestlers such as Chief Jay Strongbow and Gorilla Monsoon. On September 12, 1972, Studd unsuccessfully challenged Pedro Morales for the WWWF World Heavyweight Championship. Later that month at Showdown at Shea, Studd lost to El Olympico by disqualification. He left the WWWF in February 1973.