Lord Lieutenants of Oxfordshire
| Date appointed | Name | Notes |
| 1545 | Charles
Brandon, Duke of Suffolk |
With authority to make letters of deputation under his hand and seal unto Sir Richard Fiennes, Sir William Spencer, and Sir Anthony Cope (Knights) and John Doyley and Raffe Warcoppe (Esquires), to execute the place of Lieutenant of the said Shire in his (Lord Norreys') absence |
| 1596 (October) | Henry, Lord Norreys of Rycote |
Had authority to make letters of deputation to Sir Richard Fiennes, Sir William Spencer, Sir Anthony Cope, John Doyley, and Raffe Warcoppe to execute the place of Lieutenant in his absence |
| By March 1612 | William
Knollys, Earl of Banbury, Viscount Wallingford |
Appointed Lord Lieutenant and Custos Rotulorum before his commission was renewed in March 1612 |
| 1642 (August) | William, 1st Viscount Saye & Sele |
Died April 1662, and buried at Broughton Castle |
| 1660 (July) | Henry, 4th Viscount Falkland |
Died 1663 |
| 1663 (June) | Edward, Earl of Clarendon |
|
| 1667 (March) | James,
2nd Viscount Saye & Sele |
Eldest son of William above. Died in 1674 |
| 1674 | James, Lord Norreys | Discharged from lieutenancy in 1687 for opposing James II, but reappointed in April 1689 under William & Mary |
| 1688 (October) | Edward 1st Earl of Lichfield |
|
| 1697 (May) | Thomas, Lord Wharton |
His former commission was revoked |
| 1702 (10 June) | 2nd Earl Montagu of Abingdon |
Appointed until September 1705, when his commission was revoked. Reappointed May 1712 and retained until 1715. Died 16 July 1743 |
| 1715 | Francis, Earl of Godolphin |
Married Henrietta, eldest daughter of John, 1st Duke of Marlborough |
| 1739 (January) | Charles, 2nd Duke of Marlborough, kg |
Died 1758 |
| 1760 (April) | George, 3rd Duke of Marlborough, kg |
Died 30 January 1817 |
| 1817 (27 March) | George, 4th Earl of Macclesfield |
Died 20 March 1842, aged 87 |
| 1842 | George,
5th Duke of Marlborough |
Died 1 June 1857, aged 63 |
| 1857 (August) | John Winston, 6th Duke of Marlborough |
On succeeding to the Dukedom in July 1857 he resigned as MP for Woodstock, moved to the House of Lords, and became Lord Lieutenant of Oxfordshire until his death on 5 July 1883 |
| 1883 | Sir Henry William Dashwood | |
| 1887 | Victor Albert George Villiers, 7th Earl of Jersey | |
| 1915 | Charles Richard John Spencer-Churchill, 9th Duke of Marlborough | |
| 1934 | Vivian Hugh Smith, 1st Baron Bicester of Tusmore | |
| 1954 | George Loveden William Henry Parker | Born 24 May 1888, died 20 Sep 1975 |
| 1963 | Colonel Sir John Thomson | |
| 1980 | Sir Ashley Ponsonby | |
| 1996 | Hugo Brunner | |
| 2008 | Tim Stevenson |
For more information, see Christine Peters, The Lords Lieutenant and High Sheriffs of Oxfordshire (Perpetua Press, 1995)