1991 United States Grand Prix

Pos	Rider	Team	Manufacturer	Laps	Points	Time
1	Wayne Rainey P FL	Marlboro Team Roberts		35	20	51 minutes 19.361 seconds
2	Mick Doohan	Rothmans Honda Team		35	17	+6.974s
3	Kevin Schwantz	Lucky Strike Suzuki	Suzuki	35	15	+16.603s
4	Jean-Philippe Ruggia	Sonauto Yamaha Mobil 1		35	13	+19.931s
5	Eddie Lawson	Cagiva Corse	Cagiva	35	11	+21.851s
6	Alex Barros	Cagiva Corse	Cagiva	35	10	+25.091s
7	Wayne Gardner	Rothmans Honda Team		35	9	+35.069s
8	Juan Garriga	Ducados Yamaha		35	8	+43.188s
9	Adrien Morillas	Sonauto Yamaha Mobil 1		35	7	+53.613s
10	Didier de Radiguès	Lucky Strike Suzuki	Suzuki	35	6	+63.059s
11	Rich Oliver	Marlboro Team Roberts		34	5	1 lap
12	Robbie Petersen	Marlboro Team Roberts		34	4	1 lap
13	Eddie Laycock	Millar Racing		34	3	1 lap
14	Cees Doorakkers	HEK-Baumachines		32	2	3 laps
15	Nicholas Schmassman	Schmassman Technotron		31	1	4 laps
-	Doug Chandler	Roberts B Team		22	-	Ret
-	Sito Pons	Campsa Honda Team		10	-	Ret
-	John Kocinski	Marlboro Team Roberts		6	-	Ret