Michelle Pfeiffer was 60 in Avengers: Endgame when she played the character 'Janet Van Dyne'.
That was over 5 years ago in 2019.
Today she is 66, and has starred in 69 movies in total, 4 of those since Avengers: Endgame was released.
In Avengers: Endgame, I think Michelle Pfeiffer looks: