Source: During search for Demajo, Charles: Service no. 53216.
Find-A-Grave
Family Search: Private Ruggiero Demajo was born on 3 March 1892, in Senglea, Malta as the son of Marie Demajo. He immigrated to New York, United States in 1912 and lived in Detroit, Wayne, Michigan, United States in 1915. He registered for military service in 1914. In 1914, at the age of 22, his occupation is listed as cook in Detroit, Wayne, Michigan, United States.
Brother to Charles Demajo, 53216.
He was released from service 18 February 1915 due to medical reasons. His brother deserted.
History of the 18th Battalion CEF, "The Fighting Eighteenth" 