| Gaelic form | Ó Neachtain |
| Meaning | Descendant of Neachtan — from Neachtan, an Old Irish name linked to the water deity of the same name |
| Province | Connacht |
| Core counties | Galway (primary), Roscommon, Mayo |
| Variant spellings | Naughten, Norton, Naughtin, Noctane (rare archaic) |
Naughton comes from the Gaelic Ó Neachtain — 'descendant of Neachtan.' The name Neachtan has deep roots in Irish mythology: Neachtan (or Nechtan) was the name of a water deity associated with sacred springs and rivers in early Irish tradition. The personal name was therefore one with religious and mythological resonance, and its use as a founding ancestor's name gave the sept a connection to the pre-Christian landscape.
The anglicisation Naughton is the most common form, but Norton also appears as an anglicisation in some records — a reminder that the process of converting Irish names into English spelling was not always consistent. The Naughton sept was part of the Uí Maine confederation, one of the great Connacht political groupings that also produced the O'Kellys and the Maddens.
The Naughton family were one of the leading septs of Uí Maine — the ancient kingdom that covered east Galway and south Roscommon. Their territory centred on what is now east County Galway, and the name is still strongly concentrated in that area.
The Uí Maine territory extended into south Roscommon, and Naughton families were established there through the medieval period. The name remains present in Roscommon, particularly in the south of the county.
Cross-provincial movement brought Naughton families into County Clare and the western counties of Munster, extending the family's geographic presence beyond the Connacht heartland.
The Naughtons were a royal family of Uí Maine — the great Connacht kingdom that also produced the O'Kellys and the Maddens. The name Neachtan appears in the Annals of the Four Masters as a royal personal name, and the Naughton sept appears as a significant power in the east Galway political landscape from the early medieval period.
Seán Ó Neachtain (c.1650–1728) was one of the most important Irish-language poets of the late seventeenth and early eighteenth century. A Connacht poet working in a period of deep political uncertainty for the Gaelic tradition, his work preserved aspects of the bardic tradition while adapting to the changed circumstances of his time. His son Tadhg Ó Neachtain was also a significant figure in the Dublin scribal and literary tradition.
Connacht was the province hardest hit by the Great Famine of 1845–1852 in proportion to its population. East Galway — the Naughton heartland — suffered severe mortality and emigration. The population of Galway fell dramatically in the decade following 1845, and the Naughton families who emigrated in those years formed significant communities in the United States and Australia.
Naughton families from Galway and Roscommon settled primarily in the industrial cities of the American northeast — Boston, New York, and Chicago — following Famine-era emigration routes from the Connacht ports. The name also appears as Norton in some American records, reflecting anglicisation that occurred during or after immigration.
Australian Naughton families are concentrated in New South Wales and Queensland. The name is also present in significant numbers in Canada, particularly in Ontario and Nova Scotia, where Connacht emigrants settled in the mid-nineteenth century.
Naughton research begins in County Galway. The county has reasonable coverage of Catholic parish registers through IrishGenealogy.ie, particularly for the period from the 1820s onwards. Griffith's Valuation shows strong Naughton concentrations in specific east Galway baronies. The Galway Archaeological and Historical Society Journal is a useful supplementary source for family and territorial history.
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