| Timeline of Key Dates | Timeline of Catherine of Aragon Key events |
| 1485 December 15 | Catherine of Aragon was born in Alcala de Henares, Madrid, Spain |
| 1497 August 10 | Arthur, Prince of Wales is betrothed to Catherine of Aragon |
| 1499 May 19 | Princess Catherine and Prince Arthur married by Proxy |
| 1501 November 14 | Catherine of Aragon and Arthur, Prince of Wales marry |
| 1502 April 2 | Death of Prince Arthur |
| 1502 | Papal dispensation obtained to enable Prince Henry to marry Catherine of Aragon |
| 1503 June 25 | Catherine of Aragon betrothed to Prince Henry Tudor |
| 1509 June 11 | King Henry VIII marries Catherine of Aragon |
| 1509 June 24 | Accession of King Henry VIII to the throne of England |
| 1513 | Catherine of Aragon successfully ruled as regent while Henry was campaigning in France |
| 1516 | Princess Mary (1516 - 1558) born in Greenwich |
| 1518 | King Henry VIII started his affair with Elizabeth Blount ( 1500-1539) |
| 1519 June 1519 | "Bessie" Blount gives birth to Henry Fitzroy, Duke of Richmond the illegitimate son of King Henry VIII |
| 1520 | Field of Cloth of Gold - King Francois I of France meets King Henry VIII |
| 1521 | Henry VIII receives the title "Defender of the Faith" from Pope Leo X for his opposition to Martin Luther |
| 1525 | King Henry VIII has a brief affair with Mary Boleyn |
| 1526 March 4 | Mary Boleyn gives birth to a son, called Henry |
| 1526 | King Henry VIII becomes totally obsessed with Catherine's lady-in-waiting Anne Boleyn |
| | King Henry VIII finds a flaw in his marriage to Catherine of Aragon based on the bible text in Leviticus 'If a man shall take his brother's wife it is an unclean thing... they shall be childless.' (Leviticus, XX, 21) |
| 1529 | Henry VIII dismisses CardinalThomas Wolsey for failing to obtain the Pope's consent to his divorce from Catherine of Aragon |
| 1532 | Anne Boleyn becomes pregnant |
| 1533 | Thomas Cranmer, the Archbishop of Canterbury grants the annulment of the marriage between Queen Catherine of Aragon and King Henry VIII |
| 1533 January 25th | King Henry VIII married Anne Boleyn and is excommunicated by Pope Clement VII |
| 1533 | Queen Catherine of Aragon is given the title of the Princess Dowager of Wales (which she refused to acknowledge to the end of her life). |
| | Catherine of Aragon was moved around different castles in England and separated from her daughter Mary, due to her refusal to accept the annulment of her marriage |
| 1533 September 7 | Elizabeth , the daughter of King Henry VIII and Anne Boleyn, is born 7 September 1533 |
| 1534 | Act of Supremacy: Henry VIII declared supreme head of the Church of England |
| 1536 January 7 | Catherine dies at Kimbolton Castle and buried at Peterborough |
| Timeline of Key Dates | Timeline of Catherine of Aragon Key events |
