John Condon (5 October 1896 - 24 May 1915) was an Irish soldier long believed to have been the youngest Allied soldier killed during the First World War, at the age of 14 years, as shown on his gravestone. It is now believed from a birth certificate, census, war diaries and other records that John Condon would have been 18 years old at the recorded date of his death and that the wrong individual is named on the grave. At the present time, the headstone in Poelkapelle Cemetery and the CWGC record continue to assert the challenged data. It is asserted and documented that