X (disambiguation)

X may refer to:


 * , or Mega Man X, the main character of the Mega Man X series.
 * The X Bomb, an item in Super Smash Bros. 4 and Super Smash Bros. Ultimate.
 * The X button on several controllers.
 * Mega Charizard X.
 * , a series of vehicular combat games.
 * Super Smash Bros. Brawl, which is known as Dairantō Smash Brothers X in Japan.
 * Pokémon X, a game in the franchise.
 * , a Sonic main from Utah.
 * The Hero from Dragon Quest X.
 * The from the  series.
 * X, the current name for Twitter.