Johnny Galecki

John Mark "Johnny" Galecki (born April 30, 1975)[1] is a Belgian-born American actor. He is best known for his role as Dr. Leonard Hofstadter in The Big Bang Theory since 2007 and as David Healy in Roseanne from 1992 to 1997. He also appeared in the films National Lampoon's Christmas Vacation (1989), Suicide Kings (1997), I Know What You Did Last Summer (1997), Bookies (2003), Hancock (2008), and In Time (2011).

Personal Details

Place of Birth Belgium,Bree
Residence Los Angeles
Gender Male
Personal Style Unknown


Eye Color Brown
Natural Hair Color Brown
Current Hair color Brown
Height (m) 1.65
Body Type Unknown