There are many Superstars in the history of sports-entertainment who have earned the right to be called a WWE Grand Slam Champion. In order to be called a WWE Grand Slam Champion, a Superstar would have to have held the WWE/World Heavyweight/ECW/Universal Championship, the Intercontinental/United States Championship, the World/Raw/Unified/SmackDown Tag Team Championship and the European/Hardcore/24/7 Championship from WWE. Below is the list of Superstars who have become WWE Grand Slam Champions.