Irish formMac Maghnuis; Mac Maghnusa
Meaning'son of Maghnus' (Latin 'Magnus', a name brought into Ireland by the Northmen, anglicised Manus)
CountiesFermanagh, Roscommon
Other spellings3
Origin of the McManus name
Two families (Woulfe): (1) a Roscommon family descended from Maghnus, son of Turlough Mór O'Connor, King of Ireland, formerly seated in Tirhoohil; (2) a Fermanagh family descended from Maghnus, son of Donn Maguire, chief of Fermanagh. The head of the Fermanagh family lived at Senadh Mic Maghnusa, now Belle Isle, in Lough Erne.[1]
- 1181Roscommon line: from Maghnus, son of 'Turlough Mor O'Connor, King of Ireland, who was slain in the year 1181'.[1]
- 1302Fermanagh line: Maghnus, son of Donn Maguire, chief of Fermanagh, 'who died in 1302'.[1]
- 1498Annals of Ulster, written at Senat-Mac-Magnus (Belle Isle), carried to the compiler's death.[6]
- 1690'MAC MANUS' appears in Sir James Terry's list of Irish septs.[4]
- 1848Terence Bellew MacManus tried for high treason at Clonmel, 9 October; condemned to death.[5]
- 1861MacManus buried in Glasnevin, 10 November, amid a great nationalist demonstration.[5]
- 1890138 McManus births registered (incl. varieties), principally in Fermanagh.[2]
McManus surname: questions
What does the surname McManus mean?
Woulfe gives Mac Maghnuis, 'son of Maghnus'. Maghnus is the Latin 'Magnus', a name the Northmen adopted in honour of Charlemagne (Carolus Magnus) and brought into Ireland, anglicised Manus.[1]
Where in Ireland is the McManus name from?
Woulfe names two families: one in Roscommon (Tirhoohil) and one in Fermanagh, whose head lived at Belle Isle in Lough Erne. In 1890 McManus births were found principally in Fermanagh.[1][2]
Is McManus an Irish name?
Yes. Woulfe gives it as the Irish Mac Maghnuis or Mac Maghnusa, the name of a Roscommon family descended from Maghnus, son of Turlough Mor O'Connor, and of a Fermanagh family descended from Maghnus, son of Donn Maguire. The personal name Maghnus itself came into Ireland with the Northmen.[1]
Who was Terence Bellew MacManus?
A Young Irelander who joined Smith O'Brien in 1848, was condemned to death at Clonmel (commuted to transportation for life), escaped from Tasmania to California in 1851, and was buried in Glasnevin in 1861.[5]