Real age of Rooney Mara in Youth in Revolt
In the movie Youth in Revolt, Rooney Mara was:
23 years old
That was the real age of the celebrity according to our calculation.
The calculation of the shown age took into account the first day of the year in which the movie Youth in Revolt was released:
January 1, 2009
And the day in which Rooney Mara was born:April 17, 1985
Since movies usually don't take more than one year to be released since the beginning of the filming process, Rooney Mara may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.