Able Seaman Arthur Ernest Diehl was a New Zealand sailor of the Royal New Zealand Volunteer Reserve who died during the Second World War.
He was born the son of Alfred Emil and Gertrude Victoria Diehl (née Stow), of of Linwood, Christchurch.
Aged 19, Diehl died on 19 December 1941 when the Royal Navy light cruiser HMS Neptune struck four mines off Tripoli, Libya, with the loss of 766 crew. An older brother, William Ernest, an able seaman aboard HMS Phoebe, had died on 27 August.
He has no known grave and is commemorated by the New Zealand Naval Memorial.
Diehl, Alfred Ernest, cwgc.org. Retrieved 7 October 2012.