Hiro Yamamoto

Hiro Yamamoto
Yamamoto in a 1987 promo photo
Background information
Birth nameHiro D. Yamamoto
Born (1961-04-13) April 13, 1961
Seattle, Washington, U.S.
OriginPark Forest, Illinois
GenresHeavy metal, grunge, alternative metal, garage rock, surf music, exotica
Occupation(s)Musician, songwriter
Instrument(s)Bass guitar, vocals, guitar
Years active1984–2006
2008–present
LabelsSub Pop, A&M
Member ofTruly, Stereo Donkey
Formerly ofSoundgarden

Hiro D. Yamamoto (born April 13, 1961) is a Japanese-American bassist who was a founding member of grunge band Soundgarden, along with Kim Thayil and Chris Cornell, in 1984. He left the band in 1989; two years later, Yamamoto started the independent rock band Truly together with Screaming Trees drummer Mark Pickerel and Robert Roth from The Storybook Krooks. In 2016, Yamamoto co-founded the surf trio Stereo Donkey. In 2025, Yamamoto will be inducted into the Rock and Roll Hall of Fame as a founding member of Soundgarden.