AS A LEADER :
-	JAN HAMMER: FIRST SEVEN DAYS (1975)
-	JAN HAMMER GROUP: MELODIES (1977)
-	JAN HAMMER: DRIVE (1994)

AS A "MAHAVISHNU ORCH." :
-	MAHAVISHNU ORCHESTRA: WILD STRINGS (1972)
-	MAHAVISHNU ORCHESTRA: THE INNER FLAMMING AXE (1972)
-	MAHAVISHNU ORCHESTRA: BETWEEN ETERNITY & NOTHINGNESS (1973)

AS A COLLABORATE :
-	JERRY GOODMAN & JAN HAMMER: LIKE CHILDREN (1974)
-	DAVID EARLE JOHNSON with JAN HAMMER: HIP ADDRESS (1980)
-	YOSHIAKI MAUSO with JAN HAMMER: FINGER DANCING (1980)
-	DAVID EARLE JOHNSON / JAN HAMMER / JOHN ABERCROMBIE: THE MIDWEEK BLUES (1983)

AS A SIDEMAN :
-	JEREMY STEIG: FUSION (1970)
-	AIR (1971)
-	ELVIN JONES: MR.JONES (1969/72)
-	BILLY COBHAM: SPECTRUM (1973)
-	HORACEE ARNOLD: TALES OF THE EXONERATED FLEA (1974)
-	STEVE GROSSMAN: SOME SHAPES TO COME (1974)
-	JOHN ABERCROMBIE: TIMELESS (1974)
-	ELVIN JONES: ON THE MOUNTAIN (1975)
-	CHARLIE MARIANO: HELEN 12 TREES (1976)
-	LENNY WHITE: BIG CITY (1976)
-	STEVE GROSSMAN: TERRA FIRMA (1977)
-	AL DI MEOLA: ELEGANT GYPSY (1977)
-	GLEN MOORE: introducing GLEN MOORE (1978)
-	ZBIGNIEW SEIFERT: WE'LL REMEMBER ZBIGGY (1978)
-	ECM SPECIAL III new music in guitar (1978)
-	ECM SPECIAL VIII JOHN ABERCROMBIE (1978)
-	STONE ALLIANCE: HEADS UP (1980)
-	AL DI MEOLA: TOUR DE FORCE - LIVE (1982)
-	JOHN ABERCROMBIE: NIGHT (1984)
-	NETWORK: L.N.C (1996)

AS A PRODUCE :
-	DAVID EARLE JOHNSON / JAN HAMMER / JOHN ABERCROMBIE: THE MIDWEEK BLUES (1983)