Johnny Galecki

John Mark Galecki is an American actor. He played Leonard Hofstadter in the CBS sitcom The Big Bang Theory (2007–2019) for which he received a Primetime Emmy Award nomination, and David Healy in the ABC sitcoms Roseanne and The Conners (2018–2019). Galecki also appeared in the films Prancer (1989), National Lampoon's Christmas Vacation (1989), Suicide Kings (1997), I Know What You Did Last Summer (1997), Bookies (2003), In Time (2011), and Rings (2017).

30 April 1975

Born on the same birth day (30 April): Bobby Vee • Charles Beetham • Davian Clarke • Ferdinand von Hochstetter • Geoffrey Cox (British politician) • Jeroen Brouwers • John Crowe Ransom • Kagamisato Kiyoji • Luis Scola • Margit Papp • Michael Waltrip • Roger L. Easton • Sander Baart • Simon Kuznets • Tony Fernandes • Turbo B • Victor J. Glover

Born in the same month (April 1975): Anouk (singer) • Avner Dorman • Dejan Savić • Koji Uehara • Lita (wrestler) • Miranda Lee Richards • Nate Huffman • Pattie Mallette • Pedro Feliz • Serhiy Klymentiev • Tiki Barber