Known For
Acting
Gender
Male
Birthday
April 30, 1975
Age
51
Place of Birth
Bree, Belgium
Popularity
2.6
Johnny Galecki
Acting
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.
Also known as
Џони Галецки · Τζόνι Γκαλέκι · 자니 갈렉키 · 強尼·格萊奇 · جانی گالکی · Джонни Галецки
Latest News
Known For
6.1
The Late Show with Stephen Colbert
2015 · TV
7.4
Family Guy
1999 · TV
7.0
American Dad!
2005 · TV
7.2
Conan
2010 · TV
6.9
The Late Late Show with Craig Ferguson
2005 · TV
5.6
The Ellen DeGeneres Show
2003 · TV
7.9
The Big Bang Theory
2007 · TV
7.4
Entourage
2004 · TV
7.6
My Name Is Earl
2005 · TV
3.0
The Talk
2010 · TV
7.0
The Conners
2018 · TV
8.2
Batman Beyond
1999 · TV
Filmography
2025
I'm Chevy Chase and You're Not
Movie · Self
6.5
2020
The Little Dog Laughed
Movie · Alex
0.0
2020
Stars in the House
TV · Self
0.0
2019
Unraveling the Mystery: A Big Bang Farewell
Movie · Self - Host
0.0
2019
A Dog's Journey
Movie · Henry Montgomery
8.0
2018
The Conners
TV · David Healy
7.0
2018
SciJinks
TV · Self - Host
7.0
2018
The Cleanse
Movie · Paul Berger
5.0
2017
Rings
Movie · Gabriel Brown
5.0
2016
Must See TV: An All Star Tribute to James Burrows
Movie · Self
4.0
2015
The Late Show with Stephen Colbert
TV · Self - Guest
6.1
2015
Lip Sync Battle
TV · Self
6.4
2013
CBGB
Movie · Terry Ork
6.4
2011
In Time
Movie · Borel
7.0
2010
Conan
TV · Self
7.2
2010
Conan
TV · Self - Guest
7.2
2010
The Talk
TV · Self
3.0
2009
Table for Three
Movie · Ted
4.7
2008
Hancock
Movie · Jeremy
6.4
2007
The Big Bang Theory
TV · Leonard Hofstadter
7.9
2007
Boulevard of Broken Dreams
TV · Self (archive footage)
3.0
2005
My Name Is Earl
TV · Scott
7.6
2005
American Dad!
TV · Arnie (voice)
7.0
2005
Happy Endings
Movie · Miles (uncredited)
5.6