Famke Janssen was 48 in X-Men: Days of Future Past when she played the character 'Jean Grey / Phoenix'.
That was over 10 years ago in 2014.
Today she is 59, and has starred in 69 movies in total, 18 of those since X-Men: Days of Future Past was released.
In X-Men: Days of Future Past, I think Famke Janssen looks: