The name Boyle is a variant of O'Boyle, derived from the Gaelic 'O'Baoighill', meaning the male descendant of the rash one!
The Irish name Coyle was originally written in a Gaelic form as Mac Giolla Chomhgaill, denoting a devotee of St. Comgal.
The surname Foyle is both English and Irish (of Norman origin ) and a habitational name from any of the places in Normandy called La Feuillie(from Latin folia + -ata 'leafy place wood') either in Seine-Maritime or Manche.
Moyle is a Celtic surname that derives from maol meaning bald.
The name Doyle in Ireland is thought to be of Norse origin and comes from the Irish Ó'Dubhghaill or dubh ghall, the "dark stranger or foreigner".
The forced anglicisation of Irish placemats and surnames represents an enormous cultural loss.
It might be worth remembering that the racist and imperialist practices that were applied in the plantations of the “New World” were first perfected in Ireland.
Bit of an ignorant thread really 🙄