Herschel Sizemore (born Herschel Lee Sizemore in Sheffield, Alabama, on 6 August 1935; died 9 September 2022) was an American mandolinist in the bluegrass tradition. The first portion of Sizemore's career was spent playing in established bluegrass bands. His first solo album "Bounce Away" was released in 1979.

From 1957 until 1965, Sizemore played with the Dixie Gentlemen with Jake Landers and Rual Yarbrough. In 1971, the Dixie Gentlemen reunited for a period of time.

Sizemore was a member of The Boys from Shiloh in 1966, along with Bobby Smith (lead vocal, guitar), Rual Yarbrough (baritone vocal, banjo), Charlie Nixon (resonator guitar), and Johnny Montgomery (bass). Sizemore then played with Jimmy Martin from 1967 until 1968.

From 1968 until 1974, Sizemore played with the Shenandoah Cut-Ups, trading solos with fiddler Tater Tate and flatpicker Wesley Golding.

Sizemore, Wesley Golding, and Tom McKinney left the Shenandoah Cut-Ups to form Country Grass, which lasted from 1974 until 1976. Other members included Tom Gray (bass, vocals), Ricky Skaggs (fiddle), and Ronnie Bucke (drums). Sizemore was also one of Del McCoury's Dixie Pals from 1978 until 1979. Other Pals included Jerry McCoury (upright bass), Dick Smith (banjo), and the late Sonny Miller (fiddle). The Dixie Pals (with Mike Hargrove) reunited at a 2012 benefit concert for Sizemore.

Sizemore was a member of the Bluegrass Cardinals from 1991 until 1995.

His first solo album "Bounce Away" was released in 1979, and in 2000, Sizemore released the album My Style on Hay Holler with Jim Haley (guitar), Terry Baucom (banjo), and Eddie Biggerstaff and Ron Stewart (fiddle).

In 2009, Sizemore released the album B-Natural with Terry Baucom (banjo), Jimmy Haley (guitar), Ron Stewart (fiddle), (Mike Bub) (bass),and Alan Bibey (guitar, mandolin). Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.