O'Cathan
This page contains an index of all the individuals in the database with the surname of O'Cathan. Selecting the person’s name will take you to that person’s individual page.
| Given Name | Birth | Death | Parents | |
|---|---|---|---|---|
| Agnes, of Ulster | about 1280 | UNKNOWN | O'Cathan, Cumagh Donn King of Fir-na-Creabh | |
| Cumagh Donn, King of Fir-na-Creabh | about 1260 | 1303 | 1303 |