Grammy Award for Best Improvised Jazz Solo
The Grammy Award for Best Improvised Jazz Solo has been awarded since 1959. Before 1979 the award title did not specify instrumental performances and was presented for instrumental or vocal performances.  The award has had several minor name changes:

 In 1959 the award was known as Best Jazz Performance, Individual
 In 1960 it was awarded as Best Jazz Performance - Soloist
 From 1961 to 1971 the award was combined with the Grammy Award for Best Jazz Instrumental Album, Individual or Group
 From 1972 to 1978 it was awarded as Best Jazz Performance by a Soloist
 From 1979 to 1988 it was awarded as Best Jazz Instrumental Performance, Soloist
 From 1989 to 1990 it was awarded as Best Jazz Instrumental Performance Soloist (on a jazz recording)
 In 1991 it was awarded as Best Jazz Instrumental Performance, Soloist
 From 1992 to 2008 it was awarded as Best Jazz Instrumental Solo
 Since 2009 it has been awarded as Best Improvised Jazz Solo

Winners and nominees
Winners in bold

2015
 Chick Corea, "Fingerprints"
 Kenny Barron, "The Eye of the Hurricane"
 Fred Hersch, "You & the Night & the Music"
 Joe Lovano, "Recorda Me"
 Brad Mehldau, "Sleeping Giant"

2016
 Christian McBride, "Cherokee"
 Joey Alexander, "Giant Steps"
 Donny McCaslin, "Arbiters of Evolution"
 Joshua Redman, "Friend or Foe"
 John Scofield, "Past Present"

2017
 John Scofield, "I'm So Lonesome I Could Cry"
 Joey Alexander, "Countdown"
 Ravi Coltrane, "In Movement"
 Fred Hersch, "We See"
 Brad Mehldau, "I Concentrate on You"

2018
John McLaughlin - Miles Beyond

Sara Caswell - Can't Remember Why 
Billy Childs - Dance of Shiva
Fred Hersch - Whisper Not
Chris Potter - Ilimba

2019
John Daversa - Don't Fence Me In

Regina Carter - Some Of That Sunshine
Fred Hersch - We See
Brad Mehldau - De-Dah
Miguel Zenón - Cadenas

2020
'Randy Brecker - SozinhoMelissa Aldana - ElsewhereJulian Lage - Tomorrow Is The QuestionBranford Marsalis - The WindupChristian McBride - Sightseeing''

1959–2014

Jazz Instrumental Solo