A Quartermaster general is the staff officer in charge of supplies for a whole army.
In the United States, the Quartermaster general has the rank of brigadier general and is the chief officer in the quartermaster's department.
In the United Kingdom, the Quartermaster-General to the Forces (QMG) is one of the most senior generals in the British Army. Each formation has a Deputy Quartermaster-General (DQMG), Assistant Quartermaster-General (AQMG) or Deputy Assistant Quartermaster-General (DAQMG), depending on its size.