77		The Dillards (Bluegrass, Country, Folk Rock, 1963-1999)
75		Leftover Salmon (Bluegrass, Cajun, Folk Rock, 1992-2014)
73		Country Gazette (Bluegrass, Country, Country Rock, 1973-1995)
66		Jerry Garcia (Bluegrass, Folk Rock, Country Rock, 1972-2015)
66		Trampled By Turtles (Bluegrass, Country, Folk, 2004-2014)
66		Hayseed Dixie (Bluegrass, Country Rock, Parody, 2001-2015)
64		The Good Brothers (Country, Bluegrass, Classic Rock, 1976-2001)
64		Luther Wright & The Wrongs (Bluegrass, Folk Rock, Country Rock, 1999-2003)
63		Austin Lucas (Country, Bluegrass, Folk, 2006-2016)
63		Oh Susanna (Bluegrass, Folk, Country, 1997-2014)
60		Austin Lounge Lizards (Bluegrass, Country Rock, Honky Tonk, 1988-2006)
59		Zeno Tornado And The Boney Google Brothers (Country, Bluegrass, 2003-2008)
59		Terry Allen (Country, Country Rock, Folk Rock, 1975-2016)
59		The Dirt Daubers (Bluegrass, Folk Rock, Country, 2009-2011)
58		Iron Horse (Bluegrass, Country, Acoustic, 2003-2007)
58		Railroad Earth (Bluegrass, Country, Folk Rock, 2001-2014)
56		The Gourds (Folk Rock, Country Rock, Alternative Rock, 1996-2009)
55		Sarah Jarosz (Bluegrass, Folk Rock, Folk, 2009-2016)
55		Chip Taylor (Country, Country Rock, Folk Rock, 1966-2014)
54		Lucinda Williams (Country, Country Rock, Folk Rock, 1988-2016)
54		Joe Bethancourt (Bluegrass, Country, Country Blues, 1986-2004)
54		Robert Earl Keen (Country, Rock & Roll, Country Blues, 1984-2011)
54		Jorma Kaukonen (Acoustic, Bluegrass, Blues Rock, 1974-2015)
53		The Road Hammers (Country, Bluegrass, 2005-2008)
53		California (Bluegrass, Country, Folk Rock, 1992-1992)
53		Black Prairie (Folk, Bluegrass, Country, 2010-2014)
53		The Watzloves (Cajun, Bluegrass, Country, 1998-2006)
52		The Felice Brothers (Folk, Folk Rock, Country, 2007-2016)
52		The Wilders (Bluegrass, Folk, Country Blues, 2003-2011)
52		Chris Hillman (Country, Country Rock, Bluegrass, 1976-2010)
52		Gurf Morlix (Country, Folk, Country Blues, 2000-2015)
52		Ben Sollee (Bluegrass, Folk, Folk Rock, 2006-2011)
51		White Lightnin' (Bluegrass, Folk Rock, Country, 1969-1971)
51		Old & In The Way (Bluegrass, Folk Rock, 1975-1997)
51		Bad Livers (Bluegrass, Acoustic, Country Rock, 1992-2000)
51		Billy Joe Royal (Country, Pop Rock, Country Rock, 1962-2009)
51		Arthur Smith (Country, Bluegrass, Rock & Roll, 1946-1985)
51		Gregory Alan Isakov (Folk Rock, Bluegrass, Country Rock, 2003-2016)
51		Swamptrash (Bluegrass, Folk Rock, Punk, 1987-1987)
51		Fred Eaglesmith (Folk Rock, Country Rock, Country, 1980-2011)

Notes: Music similar to John Cowan, Music like John Cowan, Blues, Folk, World, , Country, Rock, Funk, Soul, Jazz, Bluegrass, Country, Chicago Blues, Soul, Folk Rock, Boogie Woogie, Doo Wop, Artists, Bands, Songs, Audio, Records, Albums, Singles, Releases, Music Similarities