Olivia Olson
- Known for
- Acting
- Born
- 21 May 1992 · Los Angeles, California, USA
Olivia Rose Olson (born May 21, 1992) is an American actress and singer-songwriter, mostly known for her voice roles as Vanessa Doofenshmirtz in Phineas and Ferb and Marceline the Vampire Queen in Adventure Time. She also played the character of Joanna in the 2003 film Love Actually and its 2017 short sequel Red Nose Day Actually.
Known for
Acting 13
- 2025Teller's Camp as Sadie O'Leary
- 2022The Laughter & Secrets of Love Actually: 20 Years Later – A Diane Sawyer Special as Self
- 2020The Glorias as Susanne Steinem (uncredited)
- 2020Grapefruit as Grapefruit
- 2020Phineas and Ferb the Movie: Candace Against the Universe as Vanessa Doofenshmirtz (voice)
- 2017Red Nose Day Actually as Joanna
- 2015Phineas and Ferb: Last Day of Summer as Vanessa (voice)
- 2014Phineas and Ferb: Night of the Living Pharmacists as Vanessa Doofenshmirtz (voice)
- 2014Phineas and Ferb: Star Wars as Vanessa the Twi'Lek (voice)
- 2012Adventure Time: Fun with Finn and Jake as Marceline the Vampire Queen (voice)
- 2012Voice Over as Little Girl
- 2010Phineas and Ferb: Summer Belongs to You! as Vanessa Doofenshmirtz (voice)
- 2003Love Actually as Joanna Anderson