The Custos Rotulorum of County Limerick was the highest civil officer in County Limerick. The position was later combined with that of Lord Lieutenant of Limerick.
For later custodes rotulorum, see Lord Lieutenant of Limerick
- ^ Fitzgerald, Patrick. The history, topography and antiquities of the county and city of Limerick. p. 306.
- ^ Burke, John. A Genealogical and Heraldic History of the Commoners of Great Britain and Ireland. Vol. 1.
- ^ "Southwell, Viscount (I, 1776)".
- ^ a b Mosley, Charles, editor. Burke's Peerage, Baronetage & Knightage, 107th edition, 3 volumes. Wilmington, Delaware, U.S.A.: Burke's Peerage (Genealogical Books) Ltd, 2003