The Benelli Sei is a series of motorcycles that were produced by Italian manufacturer Benelli, and masterminded by automotive designer Alejandro de Tomaso, from 1973 to 1989. Two models were made, with 750 and 900 cc displacement. The 750 was the first production motorcycle with a six-cylinder engine.

Benelli Q.J. is an Italian company, based in the city of Pesaro in the Marche region, that produces motorcycles and scooters.