St John's College Fellow & Director of Studies Royal Irish Academy

Prof Máire Ní Mhaonaigh

Professor of Celtic and Medieval Studies

Department of Anglo-Saxon, Norse and Celtic • Faculty of English • University of Cambridge

Leading international authority on medieval Irish and Welsh language and literature, early Insular history, Viking Age Ireland and Hiberno-Norse relations, medieval lexicography and glossaries, and historical narrative traditions. Principal Investigator of the AHRC-funded Early Irish Glossaries Database (EIGD) and Leverhulme Trust Converting the Isles research network.

Areas of Specialism & Research
Medieval Irish Language & Literature Medieval Welsh Literature Vikings in Ireland & Hiberno-Norse History Early Medieval Glossaries & Lexicography Medieval Manuscript Studies Comparative Insular Conversion
Faculty of English, 9 West Road / St John's College
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Monograph Tempus / The History Press

Brian Boru: Ireland's Greatest King?

Comprehensive historical analysis of Brian Boru, his ascent from Dal Cais obscurity to the High Kingship of Ireland, the Battle of Clontarf (1014), and the legacy of the O'Brien dynasty.

Critical Edition & Study Irish Texts Society

Cogadh Gáedhel re Gallaibh: The War of the Irish with the Foreigners

A landmark study of the twelfth-century propaganda masterwork depicting the Viking wars in Ireland and King Brian Boru's epochal victory at Clontarf.

De Gruyter Open Access

Medieval Multilingual Manuscripts: Case Studies from Ireland to Japan

Edited with Michael Clarke (Berlin: De Gruyter, 2022)

Studies in Manuscript Cultures 24. Comparative analysis of polyglossic codices, glosses, and translation practices across medieval Eurasia.

Brepols Volume II

Transforming Landscapes of Belief in the Early Medieval Insular World

Edited with Nancy Edwards and Roy Flechner (Turnhout: Brepols)

Investigating the spatial, territorial, and cognitive impact of Christianisation across Britain and Ireland.

Brepols Volume I

The Introduction of Christianity into the Early Medieval Insular World

Edited with Roy Flechner (Turnhout: Brepols, 2016)

Converting the Isles I. Chronology, agents, and theological contexts of religious conversion in Ireland and Britain.

Bloomsbury Academic

Writing Battles: New Perspectives on Warfare and Memory in Medieval Europe

Edited with Rory Naismith and Elizabeth A. Rowe (Bloomsbury, 2020)

How early medieval conflicts were recorded, transformed into heroic legend, and utilized for political legitimacy.

Bloomsbury / OAPEN 2024

Classical Antiquity and Medieval Ireland: Texts and Interpretations

Chapters on Cogadh Gáedhel re Gallaibh and Dindshenchas Érenn

Examining the classical heritage, mythography, and place-name lore assimilated into medieval Gaelic culture.

De Gruyter 2022

International Vernacularisation c. 1390 CE: The Book of Ballymote

In Medieval Multilingual Manuscripts, pp. 209–229

Study of the monumental Royal Irish Academy manuscript as a testament to late medieval Gaelic encyclopaedism.

Cambridge Core 2023

Technology, Writing and Place in Medieval Irish Literature

Cambridge Themes in Irish Literature and Culture (CUP), pp. 137–153

How the technology of the written word shaped geographic identity and literary spatialization in medieval Ireland.

Brepols 2023

Medieval Glossaries in a Multilingual Context

In Medieval Glossaries from North-western Europe (The Medieval Translator 19)

Contextualizing Sanas Cormaic and early Irish lexicography within the wider Insular and continental glossing tradition.

AHRC Project

Early Irish Glossaries Database (EIGD)

Principal Investigator

Comprehensive digital humanities repository of Sanas Cormaic, O'Mulconry's Glossary, and Dúil Dromma Cetta, enabling cross-textual linguistic queries and stemmatic analysis.

Leverhulme International Network

Converting the Isles

Co-Director & Network Leader

An international network examining the conversion of Britain, Ireland, and Scandinavia between c. 300 and 1300 through history, archaeology, linguistics, and literature.

ASNC Tripos

Medieval Irish Language & Literature

Tripos Part I & Part II papers covering Old and Middle Irish grammar, prose epics (Táin Bó Cúailnge), saga cycles, and early lyric poetry.

Postgraduate

MPhil & PhD Supervision

Supervision of research degrees in medieval Irish and Celtic languages, literature, historiography, and manuscript studies.

Collegiate DoS

St John's College & Jesus College

Director of Studies overseeing undergraduate supervisions and academic welfare for students in ASNC.