This is a list of people who have served as Lord Lieutenant of Oxfordshire. Since 1689, all Lords Lieutenant have also been Custos Rotulorum of Oxfordshire. * Charles Brandon, 1st Duke of Suffolk 1545 * vacant? * Sir Francis Knollys in 1565 * Henry Norris, 1st Baron Norreys 17 September 1586 – 27 June 1601 jointly with * Sir Francis Knollys 12 September 1586 – 19 July 1596 and * William Knollys, 1st Earl of Banbury 4 November 1596 – 25 May 1632 jointly with * Thomas Howard, 1st Earl of Berkshire 26 March 1628 – 1642 * William Fiennes, 1st Viscount Saye and Sele 1642 (Parliamentary) * Interregnum * Henry Cary, 4th Viscount Falkland 17 July 1660 – 2 April 1663 * Edward Hyde, 1st Earl of Clarendon 19 June 1663 – 11 March 1668 * James Fiennes, 2nd Viscount Saye and Sele 11 March 16