- From Kenova, West Virginia. Lives in Nashville.
- Worked with Dave Evans, Redwing, Glen Duncan and Phoenix, other bands before striking out on his own in 1992.
- A second-generation bluegrass performer, the son of Jerry Williamson (now deceased, who fronted The Outdoor Plumbing Company and Redwing.)
- 1992, released Write Between the Lines album (Pinecastle).
- 1995, formed his own band Shadow Ridge. Released Out of the Shadows album (Pinecastle) with that band.
- His wife Debbie sings both lead and harmony vocals in the band. She has also released a solo album “Weepin’ Willow Blues” (Mid-Knight, 1997).
- 2000, created a musical act for children under the name “Kevin Kidd.”
- 2011, toured with Randy Waller and the Country Gentlemen, playing bass.
- 2012-2013, worked with The Farm Hands Bluegrass Quartet.
- 2014, formed Williamson Branch, a family band with his wife Debbie and three daughters Melody (fiddle), Kadence (bass) and Caroline (vocals). Released “Tis So Sweet” album (Enrichertainment).
- 2015, Williamson Branch released second album “Branchin’ Out” (Enrichertainment).
- 2018, Williamson Branch released Free album (Pinecastle).
- 2020, Melody Williamson received the IBMA Momentum Award for Vocalist of the Year.
- 2023, Kevin and Debbie Williamson were elected to the West Virginia Country Music Hall of Fame.