James Somerville, English admiral and politician, Lord Lieutenant of Somerset (born 1882)

Admiral of the Fleet Sir James Fownes Somerville was a Royal Navy admiral of the fleet. He served in the First World War as fleet wireless officer for the Mediterranean Fleet where he was involved in providing naval support for the Gallipoli Campaign. He also served in the Second World War as commander of the newly formed Force H: after the French armistice with Germany, Winston Churchill gave Somerville and Force H the task of neutralizing the main element of the French battle fleet, then at Mers El Kébir in Algeria. After he had destroyed the French Battle fleet, Somerville played an important role in the pursuit and sinking of the German battleship Bismarck.

This is an incomplete list of people who have served as Lord Lieutenant of Somerset. Since 1714, all Lord Lieutenants have also been Custos Rotulorum of Somerset.