William Robert Gregory (20 May 1881 – 23 January 1918) was an Irish flying ace who served as a fighter pilot with the Royal Flying Corps during World War I. He was also an accomplished artist and cricket player. His death was memorialised in a series of poems by W. B. Yeats.
Prince Maurice of Battenberg , (Maurice Victor Donald; 3 October 1891 – 27 October 1914) was a member of the Hessian princely Battenberg family and the extended British royal family, and the youngest grandchild of Queen Victoria. He was known as Prince Maurice throughout his life, since he died before the British royal family relinquished their German titles during World War I and the Battenbergs changed their name to Mountbatten.