Igor Vasilevich Bensen was a Russian-American engineer. He foundedBensen Aircraft, a US company which produced a successful line of gyrogliders and autogyros.
Bensen flew his first towed gyroglider in 1954. He founded the Popular Rotorcraft Association in 1962, a non-profit interest group for owners and homebuilders of autogyros and helicopters, based in Mentone, Indiana. He was the group's president from 1962 to 1971.