Lupton was the only surviving son of
Charles Lupton , solicitor and co-founder of the law firm
DLA Piper,
alderman, and
Lord Mayor of Leeds 1915–16, and his wife Katharine, of Carr Head,
Roundhay. His mother was the fourth daughter of
Thomas Ashton, , of Ford Bank,
Didsbury,
Manchester, two of whose sons were Thomas Gair Ashton MP, who became
Lord Ashton of Hyde, and Samuel Edgar Ashton. Lupton was educated at
Hillbrow and
Rugby Schools, leaving the latter in July 1916, before he was 18, to join the
Royal Naval Air Service. He was commissioned as a temporary flight sub-lieutenant on 20 July 1916, and was granted Royal Aero Club Aviator's Certificate No. 3734, flying a Maurice Farman biplane at RNAS
Eastbourne, on 14 September 1916. Lupton was promoted to flight lieutenant on 31 December 1917, and was appointed an acting
flight commander in January 1918. In March his squadron moved further south, When the Royal Naval Air Service and the Army's
Royal Flying Corps were merged to form the Royal Air Force on 1 April, Lupton was promoted to captain, and commemorated on the memorial in St Johns Church, Roundhay. ==References==