The World Cup winner amassed an impressive 35 per cent of the vote to beat Wayne Rooney into second place, with Paul Scholes third.
David Beckham, Duncan Edwards, Bryan Robson, Rio Ferdinand and Gary Neville also featured on our shortlist to mark St George's Day.
Sir Bobby's career was simply extraordinary. After breaking into the Busby Babes' team as a youngster, he survived the Munich Air Disaster and went on to score twice in the final when United won the European Cup for the first time in 1968.
An attacking midfielder with a ferocious shot, he scored 249 times in 758 appearances for the club.