When John Henry Foley was born on 24 May 1818, in Dublin, County Dublin, Ireland, his father, Jesse Foley, was 38 and his mother, Eliza Byrne, was 38. He married Mary Ann Gray on 21 August 1847, in St Pancras, London, England, United Kingdom. He lived in St Pancras, Middlesex, England, United Kingdom in 1851 and St Mary in the Castle, Sussex, England, United Kingdom in 1871. He died on 27 August 1874, in London, England, United Kingdom, at the age of 56, and was buried in London, England, United Kingdom.
Some characteristic forenames: Irish Brendan, Donal, Siobhan, Aidan, Aileen, Delma, Eamonn, John Patrick, Brennan, Brian Patrick, Briana, Brigid.
Irish (southern): shortened Anglicized form of Gaelic Ó Foghladha ‘descendant of Foghlaidh’, a byname meaning ‘pirate, marauder, plunderer’.
Irish (northern): Anglicized form of Gaelic Mac Searraigh (see McSharry ), chosen because of its phonetic approximation to English foal. Mac Searraigh is derived from a personal name based on searrach ‘foal’.