How old was Helen Mirren in Happy Birthday?

Have you ever watched a movie and found yourself curious about a celebrity’s age at the time? That knowledge can reshape how we view their performance. In this article, we reveal the age behind the role.

While Happy Birthday was being made, Helen Mirren was:

55 years old

After checking the dates, that’s the calculated age of the celebrity.

The age shown reflects the celebrity’s age as of the start of the release year of Happy Birthday:

January 1, 2001

And the day Helen Mirren was born, which is:

July 26, 1945

Since the release usually follows filming within a year, the age of Helen Mirren during the actual shoot may have been a year more or less than indicated.