| James Henry Dewhirst | |
| Birth Date: | 1892 9, df=yes |
| Birth Place: | Halifax, Yorkshire, England |
| Death Place: | Harrismith, Free State, South Africa |
| Allegiance: | United Kingdom |
| Branch: | Royal Navy Royal Air Force |
| Rank: | Lieutenant |
| Unit: | No. 45 Squadron RAF |
| Awards: | Distinguished Flying Cross |
Lieutenant James Henry Dewhirst (26 September 1892 – 12 March 1928) was an English World War I flying ace credited with seven aerial victories.[1]
Dewhirst initially served in the Royal Naval Air Service before it became part of the Royal Air Force. Between March and November 1918, while serving in No. 45 Squadron, flying a Sopwith Camel, he accounted for seven German aircraft driven down out of control or destroyed.[1]
He later married Emily Chadwick and had two children, Dorothy (b. 1923) and James Ingham (b. 1925).[2]
He was killed in an aviation accident in South Africa, aged 35.[3]