Olivia Jane d'Abo (born on January 22, 1969 in London, England) is an English-American actress, voice actress, singer, and songwriter.
She is also well-known for her roles as Star Sapphire in Justice League, Luminara Unduli in Star Wars: The Clone Wars, Karen Arnold in The Wonder Years, and Nicole Wallace in Law & Order: Criminal Intent.
She is the first cousin once removed of Maryam d'Abo.
Her notable roles include:
- Chanel-6 in The Spirit of '76
- Carol Farris/Star Sapphire in Justice League (Unlimited), Green Lantern: First Flight, Justice League: Doom, and LEGO Batman 3: Beyond Gotham.
- She also voices Morgan le Fey in Justice League (Unlimited).
- Jane on The Legend of Tarzan
- Luminara Unduli in Star Wars: The Clone Wars and The Rise of Skywalker (voice cameo).
- Natasha Romanoff/Black Widow in Ultimate Avengers.
- Melanie Walker/Ten in Batman Beyond.
- Rita Farr/Elasti-Girl in Batman: The Brave and the Bold.
- Tak (along with her computer) in Invader Zim.
- Five in Generator Rex.
- Jao on The Wild Thornberrys
- Amanda Rogers in Star Trek: The Next Generation.
- Karen Arnold in The Wonder Years.
- Nicole Wallace in Law & Order: Criminal Intent.
- Princess Jehnna in Conan the Destroyer.
- Sonya Blade in Mortal Kombat: Defenders of the Realm