Reds goalkeeper David De Gea, August's star man Luke Shaw and midfielder Marouane Fellaini are in contention for the prize, following their efforts throughout the month. The time period includes the wins over Watford, Burnley and Young Boys, draws with Wolves and Derby County (plus the subsequent penalty shoot-out defeat) and the weekend loss at West Ham United.
Jose Mourinho's side began September brightly but are now looking to bounce back from a tough week by winning October's opening fixture, the Champions League game against Valencia at Old Trafford.
Take a look at our brief summary of the trio's performances and then have your say.