Plenty of famous women with lovely long hair:

Kate Middleton

Amy Adams

Jessica Chastain

Lucy Liu

Amanda Seyfried

Anna Kendrick

Anne Hathaway

Eva Mendes

Hailee Steinfeld

Jennifer Lopez

Julianne Moore

Kate Holmes

Lily Collins

Keri Russell

Liv Tyler

Nicole Scherzinger

Natalie Portman

Olivia Munn

Salma Hayek

Penelope Cruz

Selena Gomez

Priyanka Chopra