Sárnait, aka Surney of Drumacoo, Irish saint, fl. c. 600.
Surney was the founder of the church of Drumacoo, parish of Ballinderreen, County Galway. She was an associate of Colman mac Duagh, who was the bisop of the locality at the time. He background is unknown but may have being a name of Uí Fiachrach Aidhne like Colman. Her floruit is estimated from Colmán mac Cobthaig to Guaire Aidne mac Colmáin. A later medieval church, now disused, now stands on the site of the original foundation. The adjoining graveyard is still in use.