How old was John Krasinski in It's Complicated?

It's common to wonder how old a celebrity was when they starred in a particular film. Knowing that can offer insight into their career stage and personal growth. Let’s reveal how old they were when the cameras rolled.

In the movie It's Complicated, John Krasinski was:

29 years old

This is the verified age of the celebrity based on our calculation.

Our method involved using the first calendar day of the release year of It's Complicated:

January 1, 2009

And the known birth date of John Krasinski:

October 20, 1979

Because movies often premiere within a year of starting production, John Krasinski might have been either one year younger or older while filming some scenes.