Cellach
# Cellach

Cellach (hypocoristic Cellachán) is an Irish name. It might refer to:

* Cellach of Killala (fl. mid-6th century), supposed first Bishop of Killala in Ireland
* Cellach I of Cennrígmonaid, a 9th/10th-century bishop
* Cellach II of Cennrígmonaid, a 10th-century bishop
* Cellach mac Máele Coba, a 7th-century High King of Ireland
* Cellach mac Fáelchair, king of Osraige
* Cellach mac Rogallaig (d. 705), a king of Connacht
* Cellach Cualann, a 7th/8th-century king of Leinster
* Cellach mac Dúnchada, king of Leinster
* Cellach mac Brain, king of Leinster
* Cellach mac Faelan, king of Leinster
* Cellachán Caisil, a 10th-century king of Munster
* Cellach húa Rúanada, Irish poet (d. 1079, Annals of Ulster)
* Saint Cellach, 11th/12th-century bishop of Armagh
* Saint Ceallach, hermit of Glendalough
* Ceallach Spellman (b. 1995), English actor, TV and radio host
