John married Lady Frances Charlotte Lambton on 8 Sep 1835 in St. James's, Westminster, Middlesex, England. Frances was born in Unknown; died in 1835. [Group Sheet]

John married Lady Caroline Amelia Gordon-Lennox on 4 Oct 1849 in Gordon Chapel, Fochabers, Moray, Scotland. Caroline was born on 18 Jun 1819 in Marylebone, Middlesex, England; was christened on 21 Jul 1819 in St. George's, Hanover Sq. Middlesex, England; died on 30 Apr 1890 in Bessborough, Ireland; was buried in Fiddown, County Kilkenny, Ireland. [Group Sheet]