See also

• William HALLADAY's parents: William HALLADAY (1776-1833) and Sarah BACHELOR (1776-1854)
• William HALLADAY's siblings: Henry HALLADAY (1802- ), Daniel HALLADAY (1805- ), Deborah HALLADAY (aka: Sebra) (1807- ), John HALLADAY (1809- ), Sarah HALLADAY (1811- ), Hannah HALLADAY (1812- ), James HALLADAY (1814- ), Ann HALLADAY (1817- ), Phillias HALLADAY (1818- ), Abraham HALLADAY (1824- ) and Elizabeth HALLADAY (1826-1839)