How old was Julie Andrews in Mary Poppins?

There’s something captivating about discovering a celebrity’s age during a defining role. That detail can add a new layer of appreciation to their performance. We’re about to uncover that piece of the puzzle.

During the filming of Mary Poppins, Julie Andrews was:

28 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 Mary Poppins premiered:

January 1, 1964

And the day in which Julie Andrews was born:

October 01, 1935

Because movies often premiere within a year of starting production, Julie Andrews might have been either one year younger or older while filming some scenes.