Martin Olson is an American comedy writer, television producer, author and composer. He is known for his unusual subject matter, and is an original member of the Boston Comedy Scene. He is the father of actress Olivia Olson.

Olivia Olson is an American actress, singer-songwriter, and writer, largely 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.