Tomás mac Gilbert Ó Cellaigh
Irish archbishop
About Tomás mac Gilbert Ó Cellaigh
Tomás mac Gilbert Ó Cellaigh, Bishop of Clonfert, died 1378.
Early life Tomás was a son of a king of Ui Maine, Gilbert Ó Cellaigh, who reigned 1307–15, and again from 1318 till his death in 1322.
Career Tomás became bishop before 14 October 1347, the see having been vacant for some years after the death of Bishop Seoán Ó Leaáin in 1336. Ó Cellaigh died 1378, being succeeded by his cousin, Muircheartach mac Pilib Ó Ceallaigh.
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Important facts
Frequently asked questions
Who was Tomás mac Gilbert Ó Cellaigh?
Irish archbishop
When did Tomás mac Gilbert Ó Cellaigh die?
Tomás mac Gilbert Ó Cellaigh died in 1378.
Sources & further reading
· Wikipedia: Tomás mac Gilbert Ó Cellaigh
· DBpedia: Tomás mac Gilbert Ó Cellaigh
Cite this page
APA: Biography.guide. (2026). Tomás mac Gilbert Ó Cellaigh. https://biography.guide/tomas-mac-gilbert-o-cellaigh/
MLA: "Tomás mac Gilbert Ó Cellaigh." Biography.guide, https://biography.guide/tomas-mac-gilbert-o-cellaigh/.
Chicago: "Tomás mac Gilbert Ó Cellaigh." Biography.guide. https://biography.guide/tomas-mac-gilbert-o-cellaigh/.
Data last updated: 2026-09-20 · Spot an error? Report a correction.
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