Name: Johnny Galecki
Birthday: 30 April 1975
Deathday: null
Place of Birth: Bree, Belgium
Known For: Acting
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.
