Uncle Bonsai is an American contemporary folk trio from Seattle, Washington.

Uncle Bonsai has headlined at clubs and festivals throughout North America and opened for various artists, including Bonnie Raitt, TOTO, Suzanne Vega, Loudon Wainwright III, and the Bobs.

The original members were Andrew Ratshin, Arni Adler, and Ashley O'Keeffe.

[6] In March 2007 they announced that they would be recording and performing more frequently, with O'Keeffe replaced by singer/songwriter (and Mel Cooleys member) Patrice O'Neill.

The band's songs continue to receive airplay on college radio and Dr. Demento.