Real age of Shawn Ashmore in X-Men
In the movie X-Men, Shawn Ashmore was:
20 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 X-Men was released:
January 1, 2000
And the day in which Shawn Ashmore was born:October 07, 1979
Since movies usually don't take more than one year to be released since the beginning of the filming process, Shawn Ashmore may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.