1 is a live album by American singer-songwriter Jackson Browne, released in 2005 (see 2005 in music).

1 was Browne's first live release since 1977's landmark Running on Empty.

The performances were recorded at various locations in the United States and Europe during Browne's 2004 solo acoustic tour.

"The Rebel Jesus" is a bonus track on Australian and Japanese versions, and on special edition CDs bought in the U.S. at Best Buy.

1 was nominated for the Grammy Award for Best Contemporary Folk Album.