The Dean of Kilmacduagh was the priest in charge of the Diocese's Cathedral, Kilmacduagh monastery.^[1]

Deans of Kilmacduagh

• 1558–1572: John O'Tiernay
• 1591 Matthew Warde
• 1621– John Wingfield
• 1624–>1642: John Yorke
• 1662–1697: Dudley Persse
• 1697–1719: Stephen Handcock (also Dean of Clonmacnoise)
• 1719–1730: Charles Northcott
• 1730–1747: John Richardson
• 1748–1753: James Stopford (afterwards Bishop of Cloyne, 1753)
• 1753–1771: William Nethercoat
• 1771–1802: Robert Gorges
• 1803–1804: Ussher Lee (afterwards Dean of Waterford, 1804)
• 1804–1806: Richard Bagwell (afterwards Dean of Clogher, 1806)
• 1806–1823: William Forster
• 1823–1836: Richard Hood
• 1837–1838: John Thomas O'Neil
• 1839–1849: Anthony La Touche Kirwan (afterwards Dean of Limerick, 1849)
• 1849–1874: Joseph Aldrich Bermingham
• 1874–1892: Christopher Henry Gould Butson