Hayden Elizabeth Tweedie (born May 19, 1992) is an actress. Tweedie was raised in a suburb of Dallas, Texas where she began acting at the young age of five. She has a sister called McKenna.
As a child Hayden was cast as a recurring character on the television series Barney & Friends. She portrayed the role of Sarah in seasons seven and eight. She has also toured with Barney in Barney's Colorful World! in 2003.
Since relocating to Los Angeles, she has found work in various feature films, notable short-films with the American Film Institute, commercials, and made a guest-star appearance on the TV series Law and Order SVU in 2015.