Tekken Tag Tournament is the fourth installment in the Tekken fighting game series. Tekken Tag Tournament was released as an arcade game in 1999, before becoming a North American and European launch title for the PlayStation 2 in 2000. The arcade version ran on the same Namco System 12 board with a 32-bit engine as Tekken 3, while the ported home console version received upgraded graphics. A sequel, Tekken Tag Tournament 2, was released in 2011. A remastered version of the game titled Tekken Tag Tournament HD was released for the PlayStation 3 in November 2011, as part of Tekken Hybrid.

Tekken is a Japanese media franchise centered on a series of fighting games developed and published by Bandai Namco Entertainment. The franchise also includes film and print adaptations.