| Belfast city: | 1 | Clare: | 12 | Donegal: | 5 | Down: | 2 |
| Dublin: | 10 | Dublin city: | 10 | Fermanagh: | 4 | Galway: | 52 |
| Kildare: | 6 | Kilkenny: | 4 | Laois: | 12 | Leitrim: | 25 |
| Limerick: | 2 | Longford: | 7 | Mayo: | 17 | Meath: | 18 |
| Offaly: | 36 | Roscommon: | 32 | Sligo: | 64 | Westmeath: | 29 |
| Gilgan | rare: N Connacht. Ir. Ó Giollagáin. Dimin. of giolla, attendant. A sept of Sligo-Leitrim, this name is separate from MacGilligan. |
| Gilligan | numerous: all areas, especially Connacht. Ir. Mac Giollagáin. Derived from giolla, a youth, attendant). The sept was associated with Derry. Also Ó Giollagáin in Connacht and changed from Galligan, q.v. MIF. |
| Mac Giollagáin | Mac Gilligan, Gilligan: líonmhar ar fud na tíre. Tá Mac Gilligan le fáil i nDoire go sonrach - a ndúiche shinseartha. Cailleadh an "Mac" de réir a chéile ach tá Trá Mhic Ghiollagáin ar bhruach Loch Feabhail fós. |
| MacGilligan | Quite numerous: Derry etc. Ir. Mac Giollagáin, from giollagán, diminutive of giolla, meaning "little lad". An important sept of Derry. SI. |
| Magilligan | rare: Derry etc. Variant of Mac Gilligan, q.v. |
| Ó Giollagáin | Gilligan: líonmhar: Connachta ach go h-áirithe; ach ní foláir go bhfuil meascadh le Mac Giollagáin agus, b'fhéidir, Ó Gealagáin, q.v. Fréamh: díspeagadh ar "giolla". |
Parishes where Gilligan and a second surname are found together
Click here to see all variants on a single map
Click on a name to see it on the map.
John Grenham | | Sitemap | | Login | | Subscribe | | Contact | | Research | | FAQs | | What's new?| | Privacy policy