May
| 1 May 1464 Edward IV marries Elizabeth Woodville at Grafton Regis 1 May 1483 Richard and Buckingham take control of Edward V at Stony Stratford |
2 | 3 May 1446 Margaret Plantagenet (Margaret of York) born at Fotheringhay, or Waltham Abbey. One of Richard's sisters 3 May 1495 Cecily Duchess of York dies at Berkhamsted, Hertfordshire |
4 May 1471 Battle of Tewkesbury 4 May 1483 Richard, the Duke of Buckingham and Edward V welcomed into City of London after meeting at Stony Stratford |
5 | 6 May 1967 Dedication of Richard III Society plaque at Sutton Cheney Church |
7 |
| 8 May 1483 Richard recognised as Lord Protector between 4th and 8th May |
9 May 1964 Richard III Society plaque unveiled at Fotheringhay Castle together with one to Mary Queen of Scots |
10 | 11 | 12 May 1480 Richard is appointed King's Lieutenant of the North against the Scots |
13 May 1469 Richard attends a Garter Chapter at Windsor, which offers the Order to Charles the Bold |
14 May 1464 Battle of Hexham 14 May 1469 Richard's agreement with Lady Margaret Hungerford, giving him possession of Farleigh Hungerford Castle |
| 15 | 16 | 17 May 1443 Edmund Plantagenet born at Rouen. One of Richard's brothers |
18 | 19 | 20 | 21 May 1471 Death of Henry VI in Tower |
| 22 May 1455 First battle of St Albans |
23 | 24 May 1415 Cecily Duchess of York born at Raby Castle |
25 | 26 | 27 May 1465 John Neville created Earl of Northumberland |
28 |
| 29 | 30 | 31 May 1443 Margaret Beaufort born at Bletsoe Castle, Bedford. Henry Tudor's mother. 31 May 1965 Anne Mowbray laid in state in the Jerusalem Chamber in Westminster Abbey (as in 1481), then reburied in the Henry VII Chapel |
May 1482 Richard raids Dumfries in Galloway |