How old was Saoirse Ronan in Byzantium?

Knowing a celebrity’s age during a specific movie can be oddly satisfying. That knowledge can reshape how we view their performance. We’re about to uncover that piece of the puzzle.

The age of Saoirse Ronan while starring in Byzantium was:

17 years old

That was the real age of the celebrity according to our calculation.

We calculated the age by referencing the first day of the year Byzantium was launched:

January 1, 2012

And the birth date of Saoirse Ronan:

April 12, 1994

Given that most films are released within a year of production, the actual age of Saoirse Ronan during filming may have varied by one year from the shown age.