Yes, he's been it twice
Rey Mysterio is a 1 time WWE Champion. Apart from this he has also won many other titles. They are:2 time World Heavyweight Champion2 time Intercontinental Champion4 time Tag Team Champion3 time Cruiser weight champion
Triple H has been world heavyweight champion a record 8 times
He is a 1 Time World Heavyweight Champion
He has been world heavyweight champion two, defeating Kurt Angle and Randy Orton in a triple threat match at WrestleMania 22 and then after winning it in a fatal 4 way match at the PPV fatal four way.
no just world heavyweight and ecw champion
12 times, 10 time WWE champion, 2 time World Heavyweight Champion
Hulk Hogan has never been the World Heavyweight Champion, but has been the WWE Champion 5 times.
Rey Mysterio has never been WWE Champion.
Rey Mysterio has never been WWE Champion.
Triple H has
Kurt Angle was a four-time WWE Champion and a one-time World Heavyweight Champion.
Vitali Klitschko of the Ukraine has been the World Boxing Council heavyweight champion since October 2008.