discography
- 2012
- Sanzaru · Kate Hammett-Vaughan with Bill Coon and Adam Thomas (KateHV)
- 2008
- Imagination: Live at the Cellar · Kate Hammett-Vaughan and Bill Coon (KateHV)
- 2007
- So Lucky To Be Me · Kate Hammett-Vaughan Trio (KateHV)
- 2006
- Conspiracy: Art Songs for Improvisors · Kate Hammett-Vaughan (KateHV)
- 2005
- Pola · NOW Orchestra & Marilyn Crispell (Spool)
- 2004
- Eclipse · Kate Hammett-Vaughan Quintet (Maximum Jazz)
- Poor Boy: Songs of Nick Drake · compilation (Songlines)
- 2002
- Devil May Care · Kate Hammett-Vaughan Quintet (Maximum Jazz)
- 2001
- The Shadowgraph Series: Compositions for Creative Orchestra · George Lewis & The NOW Orchestra (Spool)
- 2000
- Endless Shout · George Lewis & The NOW Orchestra (Tzadik)
- 1999
- How My Heart Sings · Kate Hammett-Vaughan Quintet (Maximum Jazz)
- WOWOW · The NOW Orchestra (Spool)
- 1998
- Astonishing Sense · compositions by Susan Frykberg (earsay)
- Nobody, Not Even the Rain · film soundtrack, director Valerie Tereszko
- 1996
- Too Close for Comfort · Kate Hammett-Vaughan & André Lachance (KateHV)
- 1995
- Le Tour du Bloc · René Lussier & NOW Orchestra (Les Disques Victo)
- 1994
- Study – Witch Gong Game II/10 · Barry Guy & The NOW Orchestra (Maya)
- 1993
- Face The Music · Garbo's Hat (Word of Mouth)
- 1992
- Now You Hear It · Garbo's Hat, compilation (9 Winds)
- Songposts Vol. 1 · Garbo's Hat, compilation (Word of Mouth)
- JazzWords · Kate Hammett-Vaughan Quartet (CBC)
- Now You Hear It · New Orchestra Workshop (9 Winds)
- 1991
- Standard Issue · Kate Hammett-Vaughan Trio (KateHV)
- 1990
- Hats Alive! · Garbo's Hat (KateHV)
- 1989
- The Future is Now · New Orchestra Workshop, compilation (9 Winds)