Olivia Olson

Biography

Olivia Olson (born Olivia Rose Olson; May 21, 1992) is an American actress and singer-songwriter recognized for her performances in film and television. She gained prominence for her role as Joanna Anderson in the 2003 holiday film Love Actually, where she performed "All I Want for Christmas Is You." Her vocal talent was highlighted by director Richard Curtis, who noted the challenges in making her singing sound believable for her age. Olson is also known for her voice roles as Vanessa Doofenshmirtz in the animated series Phineas and Ferb and Marceline the Vampire Queen in Adventure Time. Adopted at birth, she was raised in Los Angeles, California, and lives with her family, including her father, comedy writer Martin Olson. At 170 cm (5' 7"), Olson continues to be active in the entertainment industry.