Strikeforce was an American mixed martial arts organization. It crowned male champions in the lightweight, welterweight, middleweight, light heavyweight and heavyweight divisions, and female champions in featherweight and bantamweight.
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to Formerly known as the Women's Lightweight Championship and the Women's Middleweight Championship
to Formerly known as the Women's Welterweight Championship
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The division champions include only linear and true champions. Interim champions who have never become linear champions will be listed as interim champions. Fighters with multiple title reigns in a specific division will also be counted once. Runners-up are not included in tournaments champions.