That was over 5 years ago in 2016.
Today she is 38, and has starred in 32 movies in total, 3 since 20th Century Women was released.
In 20th Century Women, I think Greta Gerwig looks:
20th Century Women scores 7.4 out of 10 on The Movie Database.
Greta Gerwig's first acting role was as 'Greta' in LOL, released in 2006 when she was 22.