McColgan households mapped in 1901

Click on the red marker on the map below for a link to the full 1901 census entry.

Colgan	numerous: Dublin, Ulster, Midlands etc. Ir. Mac Colgan. From Colga, an early personal name. A sept in Derry was originally Ó Colgan; another was seated at Kilcolgan in Offaly. IF & SGG.
Mac Colgan	Colgan: cuíosach líonmhar: Ulaidh & Lár na Tíre. Bhí Mac Colgan suite ag Cill Colgan, Uíbh Flailí. Bhí Ó Colgan (ar dtús) ag Tír Ciabháin, Doire, ach tugadh Mac Colgan orthu sa 16 céad. Ón ainm pearsanta Colga.
MacColgan	fairly numerous: Derry-Tyrone etc. Ir. Mac Colgan, from old first name Colga. There were septs in Derry and Offaly. SGG.

DEDs where McColgan and a second surname are found together

This list shows total 1901 McColgan households by county.
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McColgan heads of household in the 1901 census