| Timeline of Key Dates | Timeline of Catherine Parr Key events |
| 1512 November 11 | Catherine Parr was born at Blackfriars, London the daughter of Sir Thomas Parr of Kendal and Maud Green |
| 1515 | The education of Catherine Parr was excellent |
| 1527 | Catherine Parr married her first husband Edward, Lord Borough. He died in 1529 |
| 1532 | Catherine Parr married her second husband John Neville, Lord Latimer. He died in 1542 |
| 1542 February 13th | Catherine Howard was executed for adultery leaving King Henry VIII a widower |
| 1542 | Lord Latimer died leaving Catherine Parr ( Lady Latimer) a widow |
| 1542 | Catherine Parr, began a relationship with Sir Thomas Seymour, the brother of the late queen Jane Seymour |
| 1542 | The gossip about the flamboyant Thomas Seymour and the wealthy Catherine Parr circulated around the court and Katherine caught the eye of the aging and bloated King Henry VIII |
| 1542 | Catherine Parr was obliged to break her relationship with sIR Thomas Seymour in favor of the King Henry VIII of England |
| 1543 July 12 | Catherine Parr and King Henry VIII were married at Hampton Court Palace |
| 1546 May 24 | The Protestant reformist Anne Askew was arrested and horribly tortured on the rack |
| 1546 | Catherine Parr came into great danger when Thomas Wriothesley nearly turned King Henry against her because of her involvement with heretics including Anne Askew |
| 1546 | An warrant was drawn up for the arrest of Catherine Parr but she averted this by managing to reconcile with the King |
| 1547, 28 January | King Henry VIII died on 28th January |
| 1547 May | Catherine Parr married Thomas Seymour with indecent haste following the death of her husband and King |
| 1547 | 14 year old Princess Elizabeth, Catherine Parr and her husband Thomas Seymour lived in the same household at the Admiral's property at Sudeley Castle |
| 1547 November | Catherine Parr became pregnant by Thomas Seymour |
| 1548 | Early in 1548 Elizabeth left the household amid rumours of scandal with Thomas Seymour |
| 1548 August 30 | Catherine Parr gave birth to a baby girl by Thomas Seymour |
| 1548 September 5 | Catherine Parr died of puerperal fever 7 days later at Sudeley Castle in Gloucestershire |
