Donn Sléibhe Ua Gadhra, King of Sliabh Lugha, died 1181.
The Annals of Lough Ce appear to be the only contempoary reference to Donn Sléibhe, laconicly reporting that Donnsleibhe O'Gadhra mortuus est in the year 1181.
| Preceded by ? |
King of Sliabh Lugha ?-1181 |
Succeeded by Ruairí Ó Gadhra |