Captain D'Urban Victor Armstrong DFC was a World War I flying ace credited with five aerial victories.

Born in the Colony of Natal on 26 July 1897, and educated at Hilton College, Armstrong joined the Royal Flying Corps in 1915.

60 Squadron the following year; while with them, he scored a kill on 9 November 1916.

Armstrong was credited with four nighttime victories between 29 June and 17 September 1918, including a Gotha G bomber on 24 August near Bouvincourt-en-Vermandois, France.

This biographical article related to the South African military is a stub.