Real age of Kristen Stewart in Jumper
In the movie Jumper, Kristen Stewart was:
17 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 Jumper was released:
January 1, 2008
And the day in which Kristen Stewart was born:April 09, 1990
Since movies usually don't take more than one year to be released since the beginning of the filming process, Kristen Stewart may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.