Gerald Ian d'Acres Backhouse (6 December 1912 – 28 December 1941) is an Australian athlete who competed in the 1936 Summer Olympics.
In 1936 he finished eighth in the Olympic 800-metre event.
In the 1500 metre competition he was eliminated in the first round.
At the 1938 Empire Games he won the silver medal in the 1 mile contest.
In the 880 yards event he finished seventh.
During World War 2 Gerald Backhouse was in the Royal Australian Air Force serving on attachment with the Royal Air Force.
He died in a practice bombing flight in England on the 28 December 1941.