Niall

Borrowed from Irish Niall or Scottish Gaelic Niall, ultimately from Old Irish Níall, of uncertain original meaning. Suggestions include nél (“cloud”) and nïa (“champion”), which is from Proto-Indo-European *h₃neyd- (“to revile”).^[1] Doublet of Neil.

• IPA^(key): /ˈnaɪəl/, /niːl/
• Rhymes: -aɪəl, -iːl

Niall

1. A male given name from Irish or Scottish Gaelic used in Ireland and Scotland since the Middle Ages.

• Neal
• Neil
• McNeil, McNeill "son of Niall"

• Naill, nilla, Llani, in all, all in, all-in

From Old Irish Níall, of uncertain original meaning. Suggestions include nél (“cloud”) and nïa (“champion”).

• IPA^(key): [n̠ʲiəl̪ˠ]

Niall m (genitive Néill)

1. a male given name from Old Irish

• Ó Dónaill, Niall (1977) “Niall”, in Foclóir Gaeilge–Béarla, Dublin: An Gúm, →ISBN

From Old Irish Níall, of uncertain original meaning. Suggestions include nél (“cloud”) and nïa (“champion”).

• (Lewis) IPA^(key): /ɲĩɤ̃l̪ˠ/, [ɲĩʊ̃l̪ˠ]^[1]
• (Uist, Barra) IPA^(key): /ɲial̪ˠ/^[2]
• Homophone: neul (Uist etc)

Niall m (genitive Nèill, vocative a Nèill)

1. a male given name from Old Irish, equivalent to English Neil