Willow Shields is 17 years old (birthdate June 1, 2000). Willow Shields is 17 years old (birthdate June 1, 2000). 1m Followers, 413 Following, 1,140 Posts - See Instagram photos and videos from Brooke Shields (@brookeshields) The daughter of Brooke Shields, she has a fraternal twin sister, Autumn Shields. The daughter of Brooke Shields, she has a fraternal twin sister, Autumn Shields.