Real age of Halle Berry in X-Men
In the movie X-Men, Halle Berry was:
33 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 Halle Berry was born:August 14, 1966
Since movies usually don't take more than one year to be released since the beginning of the filming process, Halle Berry may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.