Flight Commander Arnold Jacques Chadwick DSC (August 23, 1893 – July 28, 1917) was a Canadian-born World War I flying ace credited with 11 aerial victories.
[3] Chadwick joined the Royal Naval Air Service and was commissioned as a temporary Flight Sub-Lieutenant on 30 December 1915.
Using a Sopwith Pup dubbed DO-DO, he scored his first aerial victory on 26 April 1917, driving down a German Albatros D.II fighter plane out of control.
That same evening, he teamed with Langley Frank Willard Smith and two other British pilots to attack and destroy a German Gotha G multi-engine bomber north of Westende.
He, Albert Enstone, Langley Frank Willard Smith, and Alexander MacDonald Shook were cited for: "...exceptional gallantry and remarkable skill and courage whilst serving with the R.N.A.S.