Source: 18th Battalion Nominal Roll, April 1915.
His brother, Walter William Kellaway, reg. no. 54106, enlisted with him and he was killed in action on October 1, 1916.
Find-A-Grave
Family Search: When Private Frederick Kellaway was born on 8 May 1889, in Exeter, Devon, England, United Kingdom, his father, John Kellaway, was 32 and his mother, Matilda Kellaway, was 31. He married Dora E. Mogridge in 1919, in Newton Abbot, Devon, England, United Kingdom. He immigrated to Canada in 1914 and lived in Wolborough, Devon, England, United Kingdom for about 10 years and Newton Abbot, Devon, England, United Kingdom in 1921. He registered for military service in 1914. In 1914, at the age of 25, his occupation is listed as cook. He died on 28 July 1953, in Devon, England, United Kingdom, at the age of 64.
Torquay, Devon, England · Thursday, July 30, 1953. Page 6.
History of the 18th Battalion CEF, "The Fighting Eighteenth" 