Round 1 · March 10

United States Grand Prix 1991

TeamQualifyingRace

BenettonPIQcollision BrabhamBRUBRU DallaraPIRboth retired FerrariPROPRO LarrousseBERmechanical DNF Leyton HouseCAPboth retired McLarenSENmechanical DNF MinardiMARmechanical DNF TyrrellMODMOD WilliamsPATboth retired