Commander Sir Aylmer Newton George Firebrace, CBE (17 June 1886 – 8 June 1972) was a British Royal Navy officer and firefighter. As a Royal Navy officer, he saw active service in World War I and participated in the Battle of Jutland. Following the war, he joined the London Fire Brigade and rose to become its Commander. With the creation of the National Fire Service, he became the first and only person to head firefighting across the whole of Great Britain.