Donald Hugh "Don" Henley (born July 22, 1947; Gilmer (Gilmer, Texas), Texas) is an American (United States) musician, singer (singing), songwriter and drummer, best known as a founding member of the Eagles (Eagles (band)) before launching a successful seven time Grammy Award-winning solo career. His solo hits include "The Boys of Summer (The Boys of Summer (song))", "Dirty Laundry (Dirty Laundry (Don Henley song))" and "The End of the Innocence (The End of the Innocence (song))". In 2008, he was ranked the 87th greatest singer of all time by Rolling Stone (Rolling Stone (magazine)) magazine.

Henley has also played a founding role in several environmental and political causes, most notably the Walden Woods Project. Since 1994, he has divided his musical activities between the Eagles and his solo career.