Jennifer Taylor is an American actress. She is best known for her roles as Cortana in Halo games and the intelligent personal assistant. She has also voiced characters in Backyard Baseball, Soccer, and Football Video Games, as well as Princess Peach, Toad, and various other characters in the Mario Franchise, as well as Destiny, Dota, Infinite Crisis, Left 4 Dead, and is the Mysterious Narrator in RWBY.