Birthday
1946/05/23 (79 years old)
Gender
Female
Place of Birth
Ithaca, New York, United States
Also know as
--
Ruth Underwood (born Ruth Komanoff; May 23, 1946) is an American musician best known for playing xylophone, marimba, vibraphone, and other percussion instruments for Frank Zappa and his band The Mothers of Invention. She played for Zappa from 1968 until his death. She married fellow Zappa musician Ian Underwood.

(1971) 200 Motels
as Fake Drummer

(1982) Frank Zappa: The Dub Room Special!
as Self

(2014) Cheepnis
as Herself

(1988) The True Story of Frank Zappa's 200 Motels
as Self (archive footage)

(1987) Video from Hell
as Self
(2010) The Drummers of Frank Zappa Roundtable Discussion and Performance
as Self

(2016) Eat That Question: Frank Zappa in His Own Words
as Self (archive footage)

(2020) Zappa
as Self - Played with Zappa 1967-1976

(2021) Classic Albums: Frank Zappa & The Mothers Of Invention - Freak Out!
as Self

(2008) Frank Zappa: The Broadcast Archives
as Self

(2007) Classic Albums: Frank Zappa - Apostrophe (') Over-Nite Sensation
as Self
(1994) An American Dissident: un tributo a Frank Zappa
as Self (archive footage)

(2005) Frank Zappa: A Token of His Extreme
as Herself

(2013) Frank Zappa: A Token Of His Extreme
as Herself

(2015) Frank Zappa & The Mothers: Roxy: The Movie
as Herself

(1973) Frank Zappa: Opopoppa Stockholm, Sweden
as ---

(2007) Frank Zappa: Roxy, 1973
as ---

(2025) Frank Zappa: Cheaper Than Cheep
as Self (percussion)

(1997) Classic Albums
as Self