Hayley McFarland (born March 29, 1991) is an American actress, singer, and dancer.
As a child she appeared in several theatrical productions, including Titanic, Fiddler on the Roof, and The Sound of Music. She has appeared on TV (Gilmore Girls, ER, Criminal Minds). In 2008 Hayley was cast as Emiliy Lightman on the FOX series Lie to Me. In the 2008 film Winged Creatures, she played Lori Carline alongside Dakota Fanning.