• Johnny Galecki is a famous actor
  • He starred as "Leonard" in The Big Bang Theory
  • Learn more about what he is up to now that the series has ended

The Big Bang Theory's "Leonard" was one of the show's most lovable characters. An experimental physicist by trade, "Leonard" is "Sheldon's" (Jim Parsons) colleague, roommate, and best friend.

However, unlike "Sheldon" and the rest of his social group, "Leonard" longs to fit in with the rest of society. Played by actor, Johnny Galecki, "Leonard" would become a fan favorite over the 12 seasons. 

The Big Bang Theory's "Leonard"

The Big Bang Theory's "Leonard" always has an open mind to trying new things, and he is often a strong leader and role model for his friends. "Leonard" even catches the eye of the group's beautiful neighbor "Penny" (Kaley Cuoco), and the pair have a whirlwind romance. 

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Appearing in all 12 seasons of the show, "Leonard" became a fan favorite. So adored by his fans, "Leonard" would become one of the highest-paid television actors in the world in 2018! 

The Big Bang Theory "Leonard" Today

Played by American actor, Johnny Galecki, the 47-year-old actor is just as lovable as his on-screen character. While fans were rooting for his on- and off-screen romance to his Big Bang Theory co-star Kaley Cuoco, after their relationship ended, Johnny Galecki started dating his gorgeous girlfriend, Alaina Meyer in 2018. 

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Johnny Galecki and Alaina Meyer attend the 26th Annual Race To Erase MS 2019

The pair now have an adorable newborn son, Avery together. When he's not playing the role of daddy, you will catch Johnny Galecki starring in the ABC sitcom, The Conners, as well as a number of recent films including Rings (2017) and A Dog's Journey (2019). Make sure to test your knowledge with our quiz and see how much you know about The Big Bang Theory's "Leonard"!