This is a list of people who have served as Custos Rotulorum of Denbighshire.
Sir John Salusbury bef. 1544 – c. 1548Sir John Salusbury bef. 1558–aft. 1564Robert Dudley, 1st Earl of Leicester bef. 1573–1588Sir Thomas Egerton bef. 1594–1596Roger Puleston 1596–1618Evan Lloyd 1618 – aft. 1621Sir Thomas Myddelton 1626 – aft. 1636Sir Thomas Salusbury, 2nd Baronet 1642–1643William Wynne 1643William Price 1643–1646InterregnumSir Thomas Myddelton 1660–1666Edward Herbert, 3rd Baron Herbert of Chirbury 1666–1678Sir Thomas Myddelton, 2nd Baronet 1678–1684Sir Richard Myddelton, 3rd Baronet 1684–1688William Herbert, 1st Marquess of Powis 1688–1689Sir Robert Cotton, 1st Baronet 1689Sir William Williams, Bt. 1689–1690Sir Richard Myddelton, 3rd Baronet 1690–1699Sir Robert Cotton, 1st Baronet 1699–1702Sir Richard Myddelton, 3rd Baronet 1702–1716Sir Robert Salusbury Cotton, 3rd Baronet 1716–1748For later custodes rotulorum, see Lord Lieutenant of Denbighshire.