5'6" (1.68 m)
5'5
He is 5'6"
Joan Collins is 78 years old (birthdate: May 23, 1933).
Joan Collins was born on May 23, 1933.
This seems to be a new fad: asking the height of famous artists. Sadly this information is very seldom available. And, one might add, not very important for judging the work of the artist.