As a result of their key contributions to our latest half-dozen of Premier League, Europa League and Carabao Cup fixtures, Casemiro, Alejandro Garnacho and Andre Onana are vying for your pick as the nominees for the prize, presented by the club's new global partner Tiger Beer.
Below, you can make your selection in the poll and remind yourself of how they each pitched in across the month via our player-by-player breakdown. Voting will close at 15:00 GMT on Saturday.
CASEMIRO
3 goals / 1 Man of the Match
While it’s not the primary facet of the Brazilian’s game, Casemiro has shown he has an eye for goal during his two-and-a-bit seasons as a Red, and he displayed that again in October.