Michaela Jill Murphy (born August 18, 1994), also known as Jessie Flower, is an American voice actress. She is most well known as the voice of Toph in the animated television series Avatar: The Last Airbender. As a child actor, Murphy also lent her voice to several movies, including Finding Nemo (2003), Over the Hedge (2006), The Ant Bully (2006), Brother Bear 2 (2006), and Meet the Robinsons (2007). She graduated from Yale University in 2017, where she majored in a dual B.A. in Theater and Film Studies with concentrations in Playwrighting and Screenwriting.