Johnny Galecki
Personal Info
Known For: Acting
Gender: Male
Birth Day: 1975-04-30
Place Of Birth: Bree, Belgium
Bio: 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.