How old was Jean Louisa Kelly in Uncle Buck?

You might be surprised to learn how young—or old—some stars were in iconic scenes. It reveals something about timing, talent, and opportunity. Here’s the age that matched the moment.

The age of Jean Louisa Kelly while starring in Uncle Buck was:

16 years old

According to our data, that’s how old the celebrity really was during the film.

To determine the age, we considered the first day of the year Uncle Buck premiered:

January 1, 1989

And the known birth date of Jean Louisa Kelly:

March 09, 1972

Since movies usually don't take more than one year to be released since the beginning of the filming process, Jean Louisa Kelly may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.