Custos Rotulorum of Roscommon
Custos rotulorum is the keeper of a county's records and, by virtue of that office, the highest civil officer in the county.
This is a list of people who have served as Custos Rotulorum of County Roscommon.
- Robert King, 1st Baron Kingsborough
- 1772–1797: Edward King, 1st Earl of Kingston
- 1797–1799: Robert King, 2nd Earl of Kingston
- 1806–>1819: Robert King, 1st Viscount Lorton