Biography
Johnny Galecki Story
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.
Celebrity Profile
Since 1975
Johnny Galecki
Johnny Galecki is known for acting, with popular credits including Bean, I Know What You Did Last Summer, National Lampoon's Christmas Vacation, Hancock.
Born 30 Apr 1975
Bree, Belgium
Profile updated 7 seconds ago
0
Live events
0
Countries
0
News items
TBA
Next date
Freshness signals
Johnny Galecki page updates
Profile updated
7 seconds ago
News refreshed
Waiting for headlines
Tickets checked
13 Oct 2026
Celebrity SEO Hub
Johnny Galecki guide, news, tickets, and popular works
Start here for Johnny Galecki biography signals, latest entertainment coverage, worldwide event availability, and related pages built for fans searching before they buy tickets.
Concert dates
Johnny Galecki concert dates
Track new concert date signals as they become available.
Ticket guide
Johnny Galecki tickets guide
Compare live ticket availability, venues, prices, and marketplace links.
Tour markets
Where is Johnny Galecki touring?
Follow worldwide tour markets from the celebrity event hub.
Latest news
Johnny Galecki news
Read recent entertainment headlines and profile updates.
Celebrity Event Intelligence
Johnny Galecki live demand snapshot
A fan-focused view of Johnny Galecki across profile data, latest news, known works, and live event availability.
Next visible event
Live event scan ready
No exact upcoming event is cached yet. Use the tour hub to scan current availability.
Markets detected
Worldwide ticket markets are being refreshed.
Fan search context
Known for Bean, I Know What You Did Last Summer, National Lampoon's Christmas Vacation, Hancock.
Known for
Johnny Galecki Movies & TV
Swipe horizontally
Bean
movie
I Know What You Did Last Summer
movie
National Lampoon's Christmas Vacation
movie
Hancock
movie
The Opposite of Sex
movie
Bookies
movie
A Night in the Life of Jimmy Reardon
movie
In Time
movie
Morgan's Ferry
movie
Playing Mona Lisa
movie
CBGB
movie
Murder at My Door
movie
Vanilla Sky
movie
Backfield in Motion
movie
Related celebrities
People connected to Johnny Galecki
Seth MacFarlane
Acting
Connected through Family Guy
Conan O'Brien
Acting
Connected through Conan
Andy Richter
Acting
Connected through Conan
Mila Kunis
Acting
Connected through Family Guy
Simon Helberg
Acting
Connected through The Big Bang Theory
Kaley Cuoco
Acting
Connected through The Big Bang Theory
Dee Bradley Baker
Acting
Connected through American Dad!
Scott Caan
Acting
Connected through Entourage
No news results available yet
Fresh stories are being curated for this profile. Check back soon for the latest updates, interviews, and entertainment coverage.
Search live newsLive tickets
Johnny Galecki Concerts & Live Events
Find concerts, fan events, premieres, and live appearances powered by TicketHub and Viagogo.
No exact concert preview found yet
Use the TicketHub search button to scan live inventory for Johnny Galecki.
Filmography
Johnny Galecki Career Timeline
61 recent credits shown
2025
I'm Chevy Chase and You're Not
as Self
movie
2020
The Little Dog Laughed
as Alex
movie
2020
Stars in the House
as Self
tv
2019
Unraveling the Mystery: A Big Bang Farewell
as Self - Host
movie
2019
A Dog's Journey
as Henry Montgomery
movie
2018
The Conners
as David Healy
tv
2018
SciJinks
as Self - Host
tv
2018
The Cleanse
as Paul Berger
movie
2017
Rings
as Gabriel Brown
movie
2016
Must See TV: An All Star Tribute to James Burrows
as Self
movie
2015
The Late Show with Stephen Colbert
as Self - Guest
tv
2015
Lip Sync Battle
as Self
tv
2013
CBGB
as Terry Ork
movie
2011
In Time
as Borel
movie
2010
Conan
as Self
tv
2010
Conan
as Self - Guest
tv
2010
The Talk
as Self
tv
2009
Table for Three
as Ted
movie
2008
Hancock
as Jeremy
movie
2007
The Big Bang Theory
as Leonard Hofstadter
tv
2007
Boulevard of Broken Dreams
as Self (archive footage)
tv
2005
My Name Is Earl
as Scott
tv
2005
American Dad!
as Arnie (voice)
tv
2005
Happy Endings
as Miles (uncredited)
movie
2005
The Late Late Show with Craig Ferguson
as Self
tv
2004
LAX
as Leland Pressman
tv
2004
Entourage
as Johnny Galecki
tv
2004
Chrystal
as Barry
movie
2003
Hope & Faith
as Jay
tv
2003
The Ellen DeGeneres Show
as Self
tv
2003
Bookies
as Jude
movie
2001
Vanilla Sky
as Peter Brown
movie
2001
Morgan's Ferry
as Darcy
movie
2000
Bounce
as Seth
movie
2000
Playing Mona Lisa
as Arthur
movie
1999
The Norm Show
as Dale Stackhouse
tv
1999
Family Guy
as Leonard Hofstadter (voice)
tv
1999
Batman Beyond
as Knux (voice)
tv
1998
The Opposite of Sex
as Jason Bock
movie
1997
I Know What You Did Last Summer
as Max Neurick
movie
1997
Suicide Kings
as Ira Reder
movie
1997
Bean
as Stingo Wheelie
movie
1996
Murder at My Door
as Teddy McNair
movie
1994
Without Consent
as Marty
movie
1993
Sudden Fury
as Daniel Hannigan
movie
1992
Billy
as David MacGregor
tv
1991
Civil Wars
as Greg Stolbach
tv
1991
Backfield in Motion
as Tim Seavers
movie
1990
In Defense of a Married Man
as Eric
movie
1990
American Dreamer
as Danny Nash
tv
1990
Blossom
as Jason
tv
1990
Blind Faith
as John Marshall
tv
1989
National Lampoon's Christmas Vacation
as Rusty Griswold
movie
1989
Prancer
as Billy Quinn
movie
1989
Hardball
tv
1988
Roseanne
as David Healy
tv
1988
A Night in the Life of Jimmy Reardon
as Toby Reardon
movie
1987
Murder Ordained
as Doug Rule
movie
1981
Entertainment Tonight
as Self
tv
1975
People's Choice Awards
as Self - Presenter
tv
TBA
Peep Show
as Mark
tv
FAQ
Questions About Johnny Galecki
Who is Johnny Galecki?
Johnny Galecki is known for acting, with popular credits including Bean, I Know What You Did Last Summer, National Lampoon's Christmas Vacation, Hancock.
How old is Johnny Galecki?
Johnny Galecki is 51 years old, based on the birthday listed by TMDB.
What is Johnny Galecki famous for?
Johnny Galecki is known for credits including Bean, I Know What You Did Last Summer, National Lampoon's Christmas Vacation, Hancock, The Opposite of Sex.
Where can I read the latest news about Johnny Galecki?
You can find cached celebrity news summaries and original source links on this Yungfei.com profile page.
Where can I find Johnny Galecki concert tickets?
Use the TicketHub link on this profile to search current live ticket availability for Johnny Galecki.