Real age of Julie Delpy in Mauvais sang
In the movie Mauvais sang, Julie Delpy was:
16 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 Mauvais sang was released:
January 1, 1986
And the day in which Julie Delpy was born:December 21, 1969
Since movies usually don't take more than one year to be released since the beginning of the filming process, Julie Delpy may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.