Field Marshal Horatio Herbert Kitchener, 1st Earl Kitchener KG, KP, GCB, OM, GCSI, GCMG, GCIE, PC (1850 – 1916) was an Irish-born senior British Army officer and colonial administrator who won notoriety for his imperial campaigns, most especially against the Boers and in the early part of the First World War. On 5 June 1916, Kitchener was making his way to Russia on HMS Hampshire to attend negotiations with Tsar Nicholas II when the ship struck a German mine 1.5 miles (2.4 km) west of Orkney, Scotland, and sank. Kitchener was among 737 who died.
 Baron Raimund von zur-Mühlen (1854 -1931) was a celebrated tenor Lieder singer who also became a famous teacher of singing, instructing many famous artists. His Lieder-interpretations are legendary.
 Harry Plunket Greene (1865 – 1936) was an Irish baritone who was most famous in the formal concert and oratorio repertoire. Making a great contribution to British musical life, he wrote and lectured on his art, and enriched the field of musical competitions and examinations. He also wrote Where the Bright Waters Meet (1924) a classic book about fly fishing.