In professional wrestling, championships are competed for in scripted storylines by a promotion's roster of contracted wrestlers. Total Nonstop Action Wrestling (TNA, formerly Impact Wrestling) is a Nashville, Tennessee-based professional wrestling promotion. The promotion was founded in 2002; in the company's 19-year history, fourteen different unique championships, some originating from other promotions, have been promoted by TNA and later abandoned by the promotion. The following is a list of the promotion's former championships that were once active and contended for by its roster.
This section of championships are a list of titles which were exclusive to TNA.