This surname may be extinct

McGilgan Surname Definition:

MACGILGUYN: 'Son of Gwyn's gillie.' Gwyn is Welsh form of Finn. Cudbert Mac Gilguyn, juror on inquest on lands in Dumfriesshire, 1296 (Bain, II, p. 216). John de Maghilgoyny, 'Scotsman and late rebel,' to have his lands restored to him, 1305 (ibid.

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McGilgan Surname Distribution Map

PlaceIncidenceFrequencyRank in Area
Ireland51:885,97323,404

McGilgan Surname Meaning

From Where Does The Surname Originate? meaning and history

MACGILGUYN: 'Son of Gwyn's gillie.' Gwyn is Welsh form of Finn. Cudbert Mac Gilguyn, juror on inquest on lands in Dumfriesshire, 1296 (Bain, II, p. 216). John de Maghilgoyny, 'Scotsman and late rebel,' to have his lands restored to him, 1305 (ibid., 1696). 'De' is wrong here, due to the ignorance or carelessness of the English scribe to whom such names were a constant stumbling block. Mag = Mac. The same individual appears in 1296 as M'Gilguyr., and in 1303 as M'Kilguiny (Bain, II) See also Macgillegunnxn.

The Surnames of Scotland (1946) by George Fraser Black (1866-1948)

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Footnotes

  • Surnames are taken as the first part of an person's inherited family name, caste, clan name or in some cases patronymic
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