On an Islan is the third solo album by David Gilmour, best known as a lead vocalist and guitarist for Pink Floyd. It was released in the United Kingdom on March 6, 2006, Gilmour's 60th birthday, and in the U.S. the following day. It is Gilmour's first new solo album in 22 years. The song "Castellorizon" received a Grammy Award nomination for best rock instrumental.