Hannah John-Kamen was 25 in Star Wars: The Force Awakens when she played the character 'First Order Officer'.
That was over 8 years ago in 2015.
Today she is 34, and has starred in 11 movies in total, 8 of those since Star Wars: The Force Awakens was released.
In Star Wars: The Force Awakens, I think Hannah John-Kamen looks: