| Birth* | John of Gaunt was born in March 1340 at Abbey of St. Bavon, Ghent, England. |
| He was the son of Edward III and Phillipa of Hainault. |
| Marriage* | John of Gaunt married Blanche, daughter of Henry, Duke of Lancaster and Isabel, on 13 May 1359 at Queen's Chapel, Reading, England. |
| Marriage* | John of Gaunt married Constance, daughter of Pedro I and Maria de Padilla, in September 1371 at Roquefort, Guienne, France. |
| Marriage* | John of Gaunt married Katherine de_Roet, daughter of Sir. Payn Roet, on 13 January 1396 at Lincolnshire, England. |
| Death* | John of Gaunt died on 21 October 1425 at Castle Raby at age 85. |
| Burial* | He was buried in 1425. |
