Family name origins & meanings
- Scottish : Anglicized form of Gaelic Mac Iain Uidhir ‘son of sallow John’. This form is associated mainly with Ross-shire.
- Scottish : Anglicized form of Gaelic Mac an Oighre ‘son of the heir’. This form is associated mainly with Perthshire.
- Scottish : Anglicized form of Gaelic Mac an Mhaoir ‘son of the steward or keeper’. The same name in Ireland was commonly Anglicized as Weir.