Johnny Galecki, born John Mark Galecki on April 30, 1975, in Bree, Belgium, is a distinguished American actor renowned for his versatile performances in television and film..
Johnny Galecki Age
Became known for his role as Leonard Hofstadter on the CBS sitcom The Big Bang Theory and as David Healy on hit sitcom Roseanne. He was raised by a marriage councilor mother and a.