Lizzy Elf is one of Ben Elf's elf friends. She competes against Ben Elf in the high jump in the episode "The Elf Games". 

You can recognize Lizzy by the pink flower on her hat and her braided red hair. She appears in many episodes with Ben's other elf friends, including Barnaby Stinger and Jake Bark. She is a background character and her voice is by Cecily Bloom.