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Johnny Galecki

John Mark Galecki, born on April 30, 1975, is an American actor known for his role as Leonard Hofstadter in the CBS sitcom The Big Bang Theory (2007–2019). He also portrayed David Healy in the ABC sitcoms Roseanne (1992–1997; 2018) and The Conners (2018–2019). Galecki has appeared in movies such as Prancer (1989), National Lampoon's Christmas Vacation (1989), Suicide Kings (1997), I Know What You Did Last Summer (1997), Bookies (2003), In Time (2011), and Rings (2017). He was among the highest paid television actors globally, earning approximately $900,000 per episode for The Big Bang Theory from 2017 to 2019. Galecki has Polish, Irish, and Italian ancestry and was born in Bree, Limburg, Belgium to American parents.

Rank#1,622
Buzz Score3.3
Daily update · May 25, 2026

Johnny Galecki ranks #1,622 most popular person with a Buzz Score of 3.3. Johnny Galecki peaked at #3,255 of all time (Nov 29 - Dec 28, 2020). Johnny Galecki ranks #1,395 over the past 365 days.

Johnny Galecki

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Ranks on May 25, 2026

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Past 365 days
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Past 365 days
Johnny Galecki Buzz Score History
Daily Buzz Score over the last 30 days
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Updated May 26, 2026
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Johnny GaleckiPerson
3.3