Johnny Galecki

(1975-)

American actor

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Morgan Galecki

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John Mark Galecki (born April 30, 1975) is an American actor. He played Leonard Hofstadter in the CBS sitcom The Big Bang Theory (2007–2019) and David Healy in the ABC sitcom Roseanne (1992–1997; 2018). Galecki also appeared in the films National Lampoon's Christmas Vacation (1989), Prancer (1989), Suicide Kings (1997), I Know What You Did Last Summer (1997), Bookies (2003), In Time (2011), and Rings (2017).

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Born	John Mark Galecki 30 April 1975 (age 50) Bree, Flanders, Belgium
Zodiac	Taurus
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Alaina Meyer 1997- · American model info edit

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Avery info 1st child with Alaina Meyer Male b. 4 Dec 2019 · Age: 5 · 2019- · Celebrity Baby

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Oona Evelena info 2nd child with Morgan Galecki Female b. 2024 · Age: 1 · 2024- · Celebrity Baby

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Other romantic interests

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Sara Gilbert · 1975- · American actress info edit view couple »

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Laura Harris · 1976- · Canadian actress info edit view couple »

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Ari Graynor · 1983- · American actress info edit view couple »

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Kelsey Harper · - · info edit view couple »

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Kaley Cuoco · 1985- · American actress and producer info edit view couple »

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Laura F. · - · info edit view couple »

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Kelli Garner · 1984- · American actress info edit view couple »

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Katie Waissel · 1986- · English singer-songwriter info edit view couple »

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Ariella Nicole · 1988- · info edit view couple »

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Friends & associates

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Roseanne Barr · Friend · 1952- · American actress, comedian, writer, and producer edit info

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Glenn Quinn · Friend · 1970-2002 · Actor edit info

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Jim Parsons · Friend · 1973- · American actor edit info

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Alicia Goranson · Friend · 1974- · American actress edit info

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Sara Gilbert · Friend · 1975- · American actress edit info

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Randy Houser · Friend · 1975- · American musician edit info

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Sarah Chalke · Friend · 1976- · Canadian actress edit info

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Kunal Nayyar · Friend · 1981- · British actor edit info

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Michael Fishman · Friend · 1981- · American actor, writer and producer edit info

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Kaley Cuoco · Friend · 1985- · American actress and producer edit info

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