Bailhache Family History
Bailhache Name Meaning
apparently from Old French and Norman French (including Channel Islands) baille hache ‘give axe’ perhaps used as an occupational nickname for a woodman or an executioner. Compare Balhatchet . But continental French records almost invariably include the preposition de suggesting a place-name origin.also later continental French witness the 1701 'Draft of an Act for naturalizing... John Baillehache...' (possibly the Southampton merchant of that name).
Source: The Oxford Dictionary of Family Names in Britain and Ireland, 2016