Jeff Ament is an American musician and songwriter who serves as the bassist for the American rock band Pearl Jam. Along with Stone Gossard, Mike McCready and Eddie Vedder, he is one of the band’s founding members and is also known for his work prior to Pearl Jam with the 1980’s Seattle-based grunge rock bands Green River and Mother Love Bone and is particularly notable for his work with the fret less bass, upright bass and twelve-string bass guitar.
Ament is also a member of the bands Temple of the Dog, Tres Mts., Three Fish and RNDM. In 2008, Ament released his first solo album, Tone. A second solo album, While My Heart Beats, followed in 2012.