Willa Joanna Chance Holland is an American actress, voice actress and model. She is known for her roles as Kaitlin Cooper Nichol in the Fox teen drama The O.C., Agnes Andrews in The CW series Gossip Girl, Aqua in Kingdom Hearts, and Thea Queen / Speedy in Arrow.
- Born: 18 June 1991 (age 26 years), Los Angeles, California, United States
- Height: 1.66 m
- Nationality: American
- Siblings: Piper De Palma, Brianna Holland
- Parents: Darnell Gregorio-De Palma, Keith Holland