Johnny Galecki
Acting
Born 1975-04-30 · 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.
Known for
7.9
The Big Bang Theory
2007 · TV
6.8
Roseanne
1988 · TV
5.3
American Dreamer
1990 · TV
7.0
Billy
1992 · TV
7.4
Family Guy
1999 · TV
SciJinks
2018 · TV
7.0
American Dad!
2005 · TV
7.4
Entourage
2004 · TV
7.1
The Conners
2018 · TV
5.4
Hope & Faith
2003 · TV
7.1
The Norm Show
1999 · TV
6.4
Blind Faith
1990 · TV
4.3
Entertainment Tonight
1981 · TV
7.7
My Name Is Earl
2005 · TV
9.2
People's Choice Awards
1975 · TV
8.2
Batman Beyond
1999 · TV
6.2
Blossom
1990 · TV
7.3
LAX
2004 · TV
7.0
Hardball
1989 · TV
4.5
Civil Wars
1991 · TV
Stars in the House
2020 · TV
6.1
The Late Show with Stephen Colbert
2015 · TV
7.2
Conan
2010 · TV
6.8
The Late Late Show with Craig Ferguson
2005 · TV
5.6
The Ellen DeGeneres Show
2003 · TV
6.4
Lip Sync Battle
2015 · TV