Ernest Martin Jehan

Ernest Martin Jehan
Born	2 February 1878 Forest, Guernsey
Died	7 December 1929
Allegiance	United Kingdom
Service/branch	Royal Navy
Years of service	1894 - 1920
Rank	Lieutenant
Commands held	HM Armed Smack Inverlyon HMS PC-55
Battles/wars	First World War Atlantic U-boat Campaign Action of 15 August 1915
Awards	Distinguished Service Cross

Action of 15 August 1915
Part of First World War Atlantic U-boat Campaign
A smack, similar to Inverlyon.
Date 15 August 1915 Location off Great Yarmouth, England, North Sea, Atlantic Ocean Result British victory
Belligerents
United Kingdom	German Empire
Commanders and leaders
Ernest Martin Jehan	Karl Gross
Strength
1 smack	1 submarine
Casualties and losses
none	14 killed 1 submarine sunk

First World War

Ernest Martin Jehan DSC (2 February 1878 – 7 December 1929) was an officer in the Royal Navy during the First World War. Jehan is best known for the sinking of a German U-boat by he and his crew aboard the smack Inverlyon. He began the war as a warrant officer and was decorated and commissioned after sinking SM UB-4 (2).

Born in Forest, Guernsey on 2 February 1878, Ernest Martin Jehan had worked as a plasterer before joining the Royal Navy on 8 February 1894, when he reached the age of eighteen he signed up for 12 years service initially. At the age of 18, he was described as being 5 feet 2.5 inches (1.588 m) with dark brown hair, brown eyes and a "dark" complexion.

Jehan's first posting on 4 February 1894 was to the stone frigate HMS Impregnable, then based on the former HMS Howe, where he was rated boy seaman. He was then moved to HMS Boscawen (on the former HMS Trafalgar) on 22 February 1895, then HMS Victory I on 10 July 1895 and HMS Australia on 12 September 1895, where on turning eighteen he was rated ordinary seaman. He briefly returned to Victory I from 6 February before being posted to HMS Fox on 14 April 1896. He was rated able seaman on 11 June 1896, when he also began specialist gunnery training.

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