Also known as: Џони Галецки, Τζόνι Γκαλέκι, 자니 갈렉키, 強尼·格萊奇, جانی گالکی
Biography
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.
