Erin Grey Van Oosbree (born August 24, 1973), credited as Grey DeLisle and Grey Griffin, is an American voice actress, singer-songwriter, game show host and comedienne. DeLisle has had many roles in television programs, most notably as the current voice of Daphne Blake in the Scooby-Doo! franchise and Mandy in The Grim Adventures of Billy and Mandy. DeLisle has also had voice acting roles in many computer and video games, such as Yangja and Yoshen in Escape from Monkey Island, numerous characters in Baldur's Gate II: Shadows of Amn, Tomb Raider: Anniversary and Tomb Raider: Underworld as Jacqueline Natla and several Star Wars games. In addition to her numerous English-speaking roles, she also spoke Japanese as the animated version of Yumi Yoshimura in Hi Hi Puffy AmiYumi. She also voiced Puppycorn in Unikitty! and is now the current voice of Martin Prince, Sherri, Terri, and Uter on The Simpsons (following Russi Taylor's death in 2019).
For Nickelodeon, she has done several notable voice roles such as Princess Azula in Avatar: The Last Airbender. On Avatar, she also voiced Kya, Ta Min, and Actress Katara. She is also known for voicing Vicky on The Fairly OddParents, in which she also voices Tootie, Principal Waxelplax, Veronica, Chad, The Tooth Fairy, A.J.'s mom, Happy Peppy Betty, Molly, and Swizzle. She also voiced Todd McNulty on Rugrats, Brandon Higsby on As Told By Ginger, Mombot and Elke Elkberg on The Adventures of Jimmy Neutron, Boy Genius, Letta, Lenny and the Exo-skin on My Life as a Teenage Robot, Sam Manson on Danny Phantom, Dulce on Angelica and Susie's Pre-School Daze, Frida Suárez on El Tigre: The Adventures of Manny Rivera, Bronco Betsey, Juanita, and Hanna the Hen on Back at the Barnyard, Portia Gibbons, Millie Millerson, Chai Gallagher, Maude and Lola on The Mighty B!, Darla the Baboon on The Penguins of Madagascar, and Kitty Katswell, R.I.T.A., and Zippy on T.U.F.F. Puppy. She now voices Lana, Lola, and Lily Loud on The Loud House and Henrietta on It's Pony.