Cause of death: heart disease
Lionel Leo Hampton (April 20, 1908 – August 31, 2002) was an American jazz vibraphonist, percussionist, and bandleader. He worked with jazz musicians from Teddy Wilson, Benny Goodman, and Buddy Rich, to Charlie Parker, Charles Mingus, and Quincy Jones. In 1992, he was inducted into the Alabama Jazz Hall of Fame, and he was awarded the National Medal of Arts in 1996.
Source : Wikipedia