John married Princess Louise Caroline Alberta on 21 Mar 1871 in St. George Chap., Windsor, , England. Louise (daughter of Prince Albert Augustus Charles and Victoria HANOVER, Queen Of England) was born on 18 Mar 1848 in Buckingham, Palace, London, England; died on 3 Dec 1939 in Kensington, Palace, London, England; was buried in Frogmore, , , England. [Group Sheet] [Family Chart]