Many other dictionaries came out of An Gúm, such as those by Niall Ó Dónaill (Irish-English Dictionary) and Tomás de Bhaldraithe.
He was one of the contributors to the Foclóir Gaeilge-Béarla compiled by Niall Ó Dónaill and Tomás de Bhaldraithe.
Niall Quinn | Niall Ferguson | Niall Ó Dónaill | Niall Griffiths | Niall Glúndub | Niall Wright | Niall Lepper | Niall Campbell, 10th Duke of Argyll | Niall O'Dowd | Niall mac Fergal Óge Ó hUicinn | Niall mac Cailein | Niall Lucy | Niall Gunn | Niall Garve O'Donnell | Niall FitzGerald | Niall Caille | Niall Brigant | Brenda Niall |