The Custos Rotulorum of Clare was the highest civil officer in County Clare. The position was later combined with that of Lord Lieutenant of Clare.
Incumbents 1640–?: Sir Barnabas O'Brien, 6th Earl of Thomond 1650–?: George Lane of Tulsk, Roscommon 1762–1767: William O'Brien, 4th Earl of Inchiquin bef.1778–?1808 Murrough O'Brien, 1st Marquess of Thomond (5th Earl of Inchiquin, died 1808) 1808–1832: Henry Conyngham, 1st Marquess Conyngham
For later custodes rotulorum, see Lord Lieutenant of Clare
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