Jill Clayburgh was 51 in Fools Rush In when she played the character 'Nan Whitman'.
That was over 27 years ago in 1997.
In 2010 she died aged 66, starring in 49 films in her career, 8 of those after Fools Rush In was first released. If she were alive today she would be 80.
In Fools Rush In, I think Jill Clayburgh looks: