Real age of Jane Krakowski in National Lampoon's Vacation
In the movie National Lampoon's Vacation, Jane Krakowski was:
14 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 National Lampoon's Vacation was released:
January 1, 1983
And the day in which Jane Krakowski was born:October 11, 1968
Since movies usually don't take more than one year to be released since the beginning of the filming process, Jane Krakowski may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.