Lieutenant William Sidebottom DFC (11 October 1893 – 8 December 1920) was a British World War I flying ace credited with fourteen aerial victories.
[1][2] Sidebottom joined the Royal Naval Air Service on 11 October 1917,[2] and after completing his flying training was posted the No.
[2] He scored his first win on 16 June 1918, sharing the destruction of a DFW two-seater reconnaissance aircraft with Lieutenant Edwin Hayne and three other pilots.
Sidebottom's final toll was the destruction of fourteen enemy aircraft.
While flying an Airco DH.9A on a bombing mission on Enzeli, then part of the Persian Socialist Soviet Republic, he made a forced landing 15 miles (24 km) from Rostamabad, and was shot and killed by Bolsheviks while trying to escape.