Real age of Leonardo DiCaprio in The Man in the Iron Mask
In the movie The Man in the Iron Mask, Leonardo DiCaprio 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 The Man in the Iron Mask was released:
January 1, 1998
And the day in which Leonardo DiCaprio was born:November 11, 1974
Since movies usually don't take more than one year to be released since the beginning of the filming process, Leonardo DiCaprio may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.