This is a list of people who have served as Custos Rotulorum of Caernarvonshire.
Sir Richard Bulkeley c. 1544
John "Wynn" ap Maredudd bef. 1550–1559
Maurice Wynn bef. 1562 – aft. 1577
Robert Dudley, 1st Earl of Leicester bef. 1579–1588
William Maurice bef. 1594–1596
Sir Thomas Mostyn 1596–1618
Sir John Wynn, 1st Baronet 1618–1627
Sir Richard Wynn, 2nd Baronet 1627–1646
Interregnum
Sir Richard Wynn, 4th Baronet 1660–1674
Richard Bulkeley, 3rd Viscount Bulkeley 1679–1689
Lord Edward Russell 1689–1714
Peregrine Bertie, 2nd Duke of Ancaster and Kesteven 1714–1739
Sir William Yonge, 4th Baronet 1739–1755
Sir John Wynn, 2nd Baronet 1756–1773
Thomas Wynn, 1st Baron Newborough 1773–1781
For later custodes rotulorum, see Lord Lieutenant of Caernarvonshire.
