Maria Ross is an Amestrian lieutenant and a secondary character in the anime series, Fullmetal Alchemist, and it's corresponding series, Fullmetal Alchemist: Brotherhood. A honest and caring woman soldier, on the side of the heroes, still a disciplined and strict soldier to her fellow comrades. Maria Ross is briefly featured in the events of the Non-Disney Villains Tournament.
Non-Disney Villains Tournament
While Maria Ross doesn't appear physically, Envy impresonates her, in order to trick the Iscariot's officer, Cortez. When he finds the chance, Envy slits his throat, killing the conquistador. However, he is caught off guard, when Javert enters the scene, horrifying to see the dead body of Cortez. Envy, still in the disguise of Maria Ross, raises a weapon and threatens Javert, not before Van Pelt arrives and shoots her, seemingly dead. However, the Homunculus easily recovers and transforms into his Homunculus form, to deal with his enemies. Maria Ross is not featured in the later stages of the war.