Ernest Martin Jehan

Ernest Martin Jehan
Born2 February 1878
Forest, Guernsey, Channel Islands
Died7 December 1929
Allegiance United Kingdom
Branch Royal Navy
Years of service1894–1920
RankLieutenant
CommandsHM Armed Smack Inverlyon
HMS PC-55
Battles / warsFirst World War
AwardsDistinguished Service Cross

Ernest Martin Jehan DSC (2 February 1878 – 7 December 1929) was a British officer in the Royal Navy during the First World War. Jehan is best known for the sinking of a German U-boat by him 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).