Trevor Roy Dunn is an American composer, bass guitarist, and double bassist. He came to prominence in the 1990s with the experimental band Mr. Bungle. While performing with Mr. Bungle, Dunn would dress similar to the St. Pauli Girl. He has since worked in an array of musical styles, including with saxophonist/composer John Zorn, Secret Chiefs 3 and with his own avant-garde jazz/rock ensemble Trevor Dunn's Trio-Convulsant. He is also a member of the band Tomahawk.

Masada is a musical group with rotating personnel led by American saxophonist and composer John Zorn since the early 1990s.