Johnny Galecki

Johnny Galecki is a Belgian-born American actor, best known for his roles as David Healy in Roseanne, Rusty Griswold in National Lampoon's Christmas Vacation, and as Leonard Hofstadter in The Big Bang Theory.
Name Johnny Galecki
Also Known As
Birthday 1975-04-30
Gender Male
IMDB Johnny Galecki profile on IMDB
Place of Birth Bree, Belgium