| Intro | British naval officer |
| A.K.A. | Sydney Marow Eardley Wilmot |
| Was | Officer |
| From | United Kingdom |
| Type | Military |
| Gender | male |
| Birth | 1 January 1847 |
| Death |
1 January 1929 (aged 82 years) |
Rear Admiral Sir Sydney Marow Eardley-Wilmot (3 October 1847 – 27 February 1929) was a Royal Navy officer who took an active part in the Suakin Expedition and who lost a hand as the result of an explosion at the Vernon torpedo school. He had a specialism in naval gunnery and was Superintendent of Ordnance Stores at the Admiralty during the period of the Anglo-German naval arms race when the Dreadnought Fleet was developed. He advocated for the construction of the largest guns possible. He wrote a number of works of naval history as well as two books about future naval warfare.