Erin Grey Van Oosbree (born August 24, 1973), credited as Grey DeLisle (/dəˈlaɪl/) and Grey Griffin, is an American voice actress, comedian and singer-songwriter. Her roles include Vicky from The Fairly OddParents, Samantha "Sam" Manson from Danny Phantom, Mandy from The Grim Adventures of Billy & Mandy, Frankie Foster, Duchess and Goo from Foster's Home for Imaginary Friends, Ingrid Giraffe, Nurse Gazelle and Lupe Toucan from My Gym Partner's a Monkey, Riley Daring from The Replacements, Frida Suarez from El Tigre: The Adventures of Manny Rivera, Azula from Avatar: The Last Airbender, Yumi Yoshimura from Hi Hi Puffy AmiYumi, Kimiko Tohomiko from Xiaolin Showdown, Lola, Lana and Lily Loud from The Loud House, Queen Butterfly and Jackie Lynn Thomas from Star vs. the Forces of Evil, Kitty Katswell from T.U.F.F. Puppy, Wubbzy from Wow! Wow! Wubbzy! and Prince Puppycorn from Unikitty!. As of 2001, she is the voice of Daphne Blake in the Scooby-Doo franchise. In video games, she voices characters such as Amanda Valenciano Libre in Metal Gear Solid: Peace Walker, Jacqueline Natla in the Tomb Raider series, Catwoman in the Batman: Arkham series, and Nova in StarCraft series and Heroes of the Storm. On September 27, 2018, she released her debut comedy act, titled "My First Comedy Special".
On November 10, 2019, The Simpsons producers announced that DeLisle would replace Russi Taylor as the voice of Martin Prince and Sherri and Terri, after Taylor's death in July 2019.