See also

• John Harrington's parents: John Frederick Pogson Harrington (1783-1842) and Mary Ann Beaumont (c. 1785- )
• John Harrington's siblings: Maria Arabella Harrington (1805- ), Thomas John Harrington (1807- ), Frederick William Harrington (1809- ), Jemima Harrington (1811-1889), Alfred Harrington (1815- ), Arthur Harrington (1817-1872), Philip Harrington (1819-1862), Ellen Harrington (1821- ), Lewis Harrington (1822- ) and Richard Beaumont Harrington (1823- )