Mongan households mapped in 1911

Click on the red marker on the map below for a link to the full 1911 census entry.

For background on how the map was made (and its flaws), see the relevant blog entry.

Mangan	numerous: Munster, Leinster, Connacht, especially the South East and S Midlands. Ir. Ó Mongáin, from mongach, long-haired. There were three septs in Limerick, N Connacht and Tyrone, the latter almost extinct. IF.
Mongan	Quite numerous: Galway-Mayo, Donegal etc. Ir. Ó Mongáin, from mongach, long-haired. A sept of Mayo. Also synonymous with Mangan.
O Mongáin	Mangan, Mongan: líonmhar sa deisceart - baineann Mongan le Gaillimh-Maigh Eo- Tír Chonaill. Bhí clanna i Luimneach, Maigh Eo & Tír Eoghan. Tá Baile Uí Mongáin in aice le Dromcollahair agus b'as Seanaghualainn do James Clarence Mangan (1803-48), file. Tá fíor-bheagán díobh fágtha i dTír Eoghain, mar a rabhadar ina n-airchinnigh ag Tearmonn Ó Mongáin fadó. IF & SGG.

DEDs where Mongan and a second surname are found together

This list shows total 1901 Mongan households by county.
Click on the county to see detail.

Mongan heads of household in the 1911 census