Irish formMac an Ridire (Woulfe also prints (MacKnight) in brackets under Mac Neachtain)
Meaning'son of the knight' (Woulfe, under Mac an Ridire); under Mac Neachtain, where (MacKnight) is in brackets, 'son of Neachtan' (the pure one)
CountiesAntrim, Down, Westmeath
Other spellings5
Origin of the McKnight name
Woulfe gives two origins. Mac an Ridire: 'the Irish surname assumed by the FitzSimons of Co. Westmeath, and perhaps also by offshoots of knightly houses in other parts of Ireland.' Mac Neachtain, with (MacKnight) in brackets: 'a well-known Scottish surname from the neighbourhood of Lochow. A branch of the family settled in Co. Antrim.'[1][2]
- 189039 McKnight birth entries in Ireland (38 spelled McKnight), 31 of them in Ulster.[3]
Scottish connection
Woulfe calls Mac Neachtain 'a well-known Scottish surname from the neighbourhood of Lochow', and prints MacNaghten, MacNaughton, MacNaught, MacNeight and MacKneight among its forms, with (MacKnight) in brackets. He adds: 'A branch of the family settled in Co. Antrim, where it has flourished considerably. This family has produced many distinguished men.'[2]
McKnight surname: questions
Is McKnight Irish or Scottish?
Woulfe gives two origins. Mac an Ridire ('son of the knight') was assumed by the FitzSimons of Westmeath. Mac Neachtain, with (MacKnight) in brackets, is for him 'a well-known Scottish surname from the neighbourhood of Lochow', with a branch settled in Co. Antrim.[1][2]
Where in Ireland is McKnight found?
Matheson's 1890 birth index lists 39 McKnight entries in Ireland, 31 of them in Ulster, and says the name was principally found in Antrim and Down.[3]
What does McKnight mean?
Under Mac an Ridire Woulfe gives 'son of the knight'. Under Mac Neachtain he gives 'son of Neachtan' (the pure one).[1][2]
Is McKnight the same as McNaughton?
Woulfe lists MacNaughton and, in brackets, MacKnight as forms of Mac Neachtain. Matheson's 1901 list prints M'Knight [Knight] with M'Naghten, M'Naught, M'Night and others.[2][4]