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O'Niall
Surname
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Niall
m
Old Irish
(given name)
Niall
m
Irish
(given name)
Mac Néill
Irish
McNeill
Irish
MacNèill
Scottish Gaelic
MacNeil
Scottish
McNeal
Scottish
McNeil
Scottish
McNeill
Scottish
McNiel
Scottish
Neil
Scottish
Ó Néill
Irish
Neil
Irish
O'Neal
Irish
O'Neill
Irish
O'Niall
Irish
Njáll
m
Old Norse
(given name)
Neil
m
English
(given name)
Neal
English
Neil
English
Nelson
1
English
Nielson
English
Nigel
English
Niles
English
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indicates that this relationship is uncertain
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