Johnny Galecki
- Known for
- Acting
- Gender
- Male
- Born
- April 30, 1975
- Age
- 51
- From
- Bree, Belgium
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.
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