Cassey 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.

Casey	Very numerous: all provinces, particularly Munster. Ir. Ó Cathasaigh, generally, and Mac Cathasaigh in parts of Ulster. MacLysaght mentions six different septs of the O'Caseys as well as MacCasey in Oriel. Cathaiseach means "watchful". IF.
Mac Cathasaigh	Casey: i gCúige Uladh, bhí siad suite in Oirghialla. Ní féidir idirdhealú ar Ó Cathasaigh, q.v.
Ó Cathasaigh	rare: Munster etc. Ir.Lang. See Casey.
Ó Cathasaigh	Casey: an-líonmhar tríd an dtír: Tá sé chlann faoi leith luaithe ag de Bhulbh. Bhí cinn i Luimeach & Corcaigh mar a bhfuil an-chuid díobh anois ach bhí clanna i Maigh Eo, Ros Comáin & Fear Manach chomh maith. Brí: cathasach =airdeallach. IF & SGG.
O'Casey	rare: Dublin etc. Ir. Ó Cathasaigh. See Casey.

DEDs where Cassey and a second surname are found together

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

Cassey heads of household in the 1911 census