1981 San Marino Grand Prix

Pos	Rider	Team	Manufacturer	Points	Time
1	Marco Lucchinelli P	Team Nava Suzuki	Suzuki	15	42 minutes 19.980 seconds
2	Barry Sheene FL	-		12	+3.310s
3	Graeme Crosby	Ingersoll Herin Team Suzuki	Suzuki	10	+6.460s
4	Randy Mamola	Ingersoll Herin Team Suzuki	Suzuki	8	+44.780s
5	Kork Ballington	Team Kawasaki	Kawasaki	6	+72.190s
6	Guido Paci	-		5	+81.280s
7	Jack Middelburg	Racing Westland	Suzuki	4	+82.720s
8	Marc Fontan	Team Sonauto Gauloises		3	+82.850s
9	Gianni Pelletier	-	Suzuki	2	+87.380s
10	Keith Huewen	Heron Suzuki GB	Suzuki	1	+95.230s
11	Sergio Pellandini	-	Suzuki	-	+103.040s
12	Christian Sarron	Team Sonauto Gauloises		-	+127.320s
13	Walter Migliorati	-	Suzuki	-	+141.660s
14	Seppo Rossi	-	Suzuki	-	+142.680s
15	Kimmo Kopra	-	Suzuki	-	1 lap
16	Michel Frutschi	Elf Motor Racing Team		-	1 lap
17	Fabio Biliotti	-	Suzuki	-	1 lap
18	Raffaele Pasqual	-		-	1 lap
19	Virginio Ferrari	Cagiva Corse	Cagiva	-	1 lap
-	Sadao Asami	-		-	Ret
-	Philippe Coulon	-	Suzuki	-	Ret
-	Kenny Roberts	Yamaha Motor Company		-	DNS
-	Steve Parrish	Team Mitsui Yamaha		-	Ret
-	Willem Zoet	Stimorol Racing	Suzuki	-	Ret
-	Wolfgang von Muralt	-		-	DNQ
-	Peter Sjöström	-	Suzuki	-	DNQ
-	Michael Schmid	-	Suzuki	-	DNQ
-	Alain Rothlisberger	-	Suzuki	-	DNQ
-	Josef Hage	Dieter Braun Team		-	DNQ
-	Gianni Rolando	-	Lombardini	-	Ret
-	Franco Uncini	-	Suzuki	-	Ret
-	Christian Estrosi	-	Suzuki	-	Ret
-	Carlo Perugini	Moto Sanvenero	Sanvenero	-	Ret
-	Børge Nielsen	-	Suzuki	-	Ret
-	Boet van Dulmen	-		-	Ret
-	Bernard Fau	-		-	Ret
-	Antonio Grecco	-	Suzuki	-	DNQ