How old was Johnny Galecki in Who You Know?

Knowing a celebrity’s age during a specific movie can be oddly satisfying. Knowing that can offer insight into their career stage and personal growth. In this article, we reveal the age behind the role.

In Who You Know, Johnny Galecki took on the role at the age of:

31 years old

According to our data, that’s how old the celebrity really was during the film.

We calculated the age by referencing the first day of the year Who You Know was launched:

January 1, 2007

And the date of birth of Johnny Galecki:

April 30, 1975

Since movies usually don't take more than one year to be released since the beginning of the filming process, Johnny Galecki may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.