Scottish Gaelic and Welsh language are Celtic languages.
Aodhán,
Ailpein,
Alan,
Angus,
Aodhagán,
Aonghus,
Arran,
AtholBeatha,
Beathan, Blár (
Blair )
Cináed,
Cormag,
Coinneach,
Craig, Creag
Dermid,
Domhnall,
Dubhghlas,
Dubhghall,
Duff,
DuncanFearchar,
Fearghas,
Fife,
Fingal,
Fionnlagh,
FionntanGawain,
Gilroy, Gleann,
Islay,
Ivor,
Keith,
KerrLachlan,
Lennox,
Lennon,
Lindsay,
Lennon,
LoganNaoise,
Naomhán,
Niall,
NinianRory,
Ruaidhrí,
Ruadh,
RossScott,
Shaw,
Síoltach,
Somerled,
SomhairleSuibhne,
SweeneyTadhg,
Tearlach,
Wallace