Established on October 6, 2021, it is the secondary championship of the promotion's female division, and the inaugural champion was Jade Cargill.

It is named after the TBS television network, which airs AEW's flagship program, Dynamite.

[2][3] Despite Dynamite moving to TBS, wrestling journalist Dave Meltzer reported that the TNT Championship would not be renamed.

[6] Prior to the October 6, 2021, second anniversary episode of Dynamite, AEW President and Chief Executive Officer Tony Khan said there would be a major announcement made on the show.

[10][9] In the tournament final, Jade Cargill defeated Ruby Soho to become the inaugural TBS Champion.

[12] Tony Khan announced on Busted Open Radio that the tournament would have a 12-woman field with four of them receiving a first round bye.