The name Wylla can refer to the following characters:
- Wylla, a wet nurse to House Dayne, and claimed mother of Jon Snow.
- Wylla Fenn, the mother of Lord Brandon Stark's bastard son Lonnel Snow.
- Wylla Manderly, the daughter of Ser Wylis Manderly and Leona Woolfield.
- Wylla of Wyl, a warrior-maid of House Wyl who fought in the Battle by the Bloody Pool.