Ashlyn is one of the titular main characters of the 2006 movie Barbie in The 12 Dancing Princesses. She is the eldest of twelve sisters who is cordial and polite to her father's cousin Duchess Rowena. As the eldest of her sisters, Ashlyn supports them through everything, even in their common interest: dancing.
She is voiced by Nicole Oliver, who also voiced Twyla in the film and Princess Celestia in My Little Pony: Friendship is Magic.