The TNA Knockouts World Championship is a women's professional wrestling world championship owned by Total Nonstop Action Wrestling (TNA). The championship debuted on October 14, 2007, at the Bound for Glory pay-per-view (PPV) event and the inaugural champion was Gail Kim. The current champion is Jordynne Grace, who is in her third reign.

Professional wrestling is a dramatic enactment of wrestling as a spectator sport. As is the norm for this sport, women's professional wrestling is organized by wrestling federations called promotions. Some promotions are exclusively for women, while others have separate divisions for women. Among the nations that have women's professional wrestling are Australia, Bolivia, Canada, Japan, Mexico, the United Kingdom, and the United States.