This is a list of Major League Gaming national championships, including results from 2004 to the present.

Note: Curse and Dignitas were both disqualified for involvement with a fixing scandal, which resulted in splitting the first and second place prize pools between third through sixth place.

The MLG 2015 World Finals took place in New Orleans, Louisiana, United States on October 16–18, 2015. The event featured five games, Call of Duty: Advanced Warfare, Dota 2, Smite, Super Smash Bros. Melee, and Super Smash Bros. for Wii U.

Notably, ZeRo's record-setting, 56-tournament winning streak was broken after he lost to Nairo.