Lista de Personas Famosas llamadas Niall

Niall Frossach (718–778) fue un rey irlandés de Ailech en el siglo VIII, a veces considerado Rey Supremo de Irlanda. Hermano del rey supremo Áed Allán, Niall era hijo del rey supremo Fergal mac Máele Dúin y miembro de los Cenél nEógain, rama de los Uí Néill del norte. El epíteto Frossach (showery) se dice que proviene de las duchas de plata, miel y trigo que cayeron en su casa en Fahan en Inishowen a su nacimiento.

Niall Williams is a New Zealand rugby sevens player and former New Zealand international touch football captain. She is a member of New Zealand's women's national rugby sevens team and was selected for their squad to the 2016 Summer Olympics, where New Zealand claimed the silver medal behind Australia. In touch football she won gold at the 2005 Youth World Cup and silver at the 2011 Touch Football World Cup.

Niall mac Cernaig Sotal was a king in southern Brega of the Uí Chernaig sept of Lagore of the Síl nÁedo Sláine. He was the grandson of the high king Diarmait mac Áedo Sláine. His father Cernach Sotal had died during plague years in 664.

Niall Garbh O Domhnaill. Jefe gaélico irlandés, miembro del clan O'Donnell. Es conocido por apoyar a los ingleses durante la Guerra de los Nueve Años en contra de su pariente Red Hugh O'Donnell.

Patrick Niall MacGinnis was an Irish actor who made around 80 screen appearances.