A list of masters of St John's College, Cambridge.
| № | Name | Portrait | Term of office | |
|---|---|---|---|---|
| 1 | Robert Shorton | | 9 April 1511 | July 1516 |
| 2 | Alan Percy | | July 1516 | November 1518 |
| 3 | Nicholas Metcalfe | | December 1518 | 4 July 1537 |
| 4 | George Day | | 27 July 1537 | 6 June 1538 |
| 5 | John Taylor | | 4 July 1538 | 1546 |
| 6 | William Bill | | 10 March 1546 | 10 December 1551 |
| 7 | Thomas Lever | | 10 December 1551 | 1553 |
| 8 | Thomas Watson | | 28 September 1553 | 1554 |
| 9 | George Bullock | | 12 May 1554 | 20 July 1559 |
| 10 | James Pilkington | | 20 July 1559 | 1561 |
| 11 | Leonard Pilkington | | 19 October 1561 | 1564 |
| 12 | Richard Longworth | | 11 May 1564 | 1569 |
| 13 | Nicholas Shepherd | | 17 December 1569 | 1574 |
| 14 | John Still | | 21 July 1574 | 1577 |
| 15 | Richard Howland | | 21 July 1577 | 1587 |
| 16 | William Whitaker | | 25 February 1587 | 4 December 1595† |
| 17 | Richard Clayton | | 22 December 1595 | 2 May 1612† |
| 18 | Owen Gwyn | | 16 May 1612 | June 1633† (buried 5 June 1633) |
| 19 | William Beale | | 20 February 1634 | 1644 |
| 20 | John Arrowsmith | | 11 April 1644 | May 1653 |
| 21 | Anthony Tuckney | | 3 June 1653 | 1661 |
| 22 | Peter Gunning | | 5 June 1661 | 6 March 1670 |
| 23 | Francis Turner | | 11 April 1670 | 1679 |
| 24 | Humphrey Gower | | 3 December 1679 | 27 March 1711† |
| 25 | Robert Jenkin | | 13 April 1711 | 7 April 1727† |
| 26 | Robert Lambert | | 21 April 1727 | 24 January 1735† |
| 27 | John Newcome | | 6 February 1735 | 10 January 1765† |
| 28 | William Samuel Powell | | 25 January 1765 | 19 January 1775† |
| 29 | John Chevallier | | 1 February 1775 | 14 March 1789† |
| 30 | William Craven | | 29 March 1789 | 28 January 1815† |
| 31 | James Wood | | 11 February 1815 | 23 April 1839† |
| 32 | Ralph Tatham | | 7 May 1839 | 19 January 1857† |
| 33 | William Henry Bateson | | 2 February 1857 | 27 March 1881† |
| 34 | Charles Taylor | | 12 April 1881 | 12 August 1908† |
| 35 | Sir Robert Forsyth Scott | | 21 August 1908 | 18 November 1933† |
| 36 | Ernest Alfred Benians | | 7 December 1933 | 13 February 1952† |
| 37 | James Mann Wordie | | 13 December 1952 | 1959 |
| 38 | John Boys Smith | | 1959 | 1969 |
| 39 | Nicholas Mansergh | | 1 October 1969 | 12 July 1979 |
| 40 | Sir Harry Hinsley | | 1979 | 31 July 1989 |
| 41 | Robert Hinde | | 1989 | 1994 |
| 42 | Peter Goddard | | 1994 | 5 January 2004 |
| 43 | Richard Perham | | 5 January 2004 | 30 September 2007 [1] |
| 44 [1] | Chris Dobson | | October 2007 | 8 September 2019 |
| 45 | Heather Hancock [2] | 1 October 2020 | - | |
Dates for masters up to 13 Dec 1952 are taken from [3]
Many of the later dates are taken from the college magazine, The Eagle