Historical Time Line Below is a list of key events that had bearing on the life of Lady Jane Grey. 1536 - King Henry VIII marries Jane Seymour.

- King Henry VIII marries Jane Seymour. 1537, October 12 - Edward VI, son of King Henry VIII and Jane Seymour, is born. Edward is Henry's first and only male heir to the throne.

- Edward VI, son of King Henry VIII and Jane Seymour, is born. Edward is Henry's first and only male heir to the throne. 1537, October - Jane Grey is born, she is the great-granddaughter of King Henry VII and cousin to Edward VI. Jane is named after Jane Seymour.

- Jane Grey is born, she is the great-granddaughter of King Henry VII and cousin to Edward VI. Jane is named after Jane Seymour. 1537, October 24 - Jane Seymour dies.

- Jane Seymour dies. 1540 - Katherine Grey, Jane's middle sister is born.

- Katherine Grey, Jane's middle sister is born. 1545 - Mary Grey, Jane's youngest sister is born.

- Mary Grey, Jane's youngest sister is born. 1546 - Jane is sent to the Court of King Henry VIII to serve his wife, Katherine Parr.

- Jane is sent to the Court of King Henry VIII to serve his wife, Katherine Parr. 1547, January 28 - King Henry VIII dies, Edward VI becomes King.

- King Henry VIII dies, Edward VI becomes King. 1547, May - Katherine Parr marries the Lord Admiral Thomas Seymour.

- Katherine Parr marries the Lord Admiral Thomas Seymour. 1548, August 30 - Katherine Parr gives birth to her daughter Mary.

- Katherine Parr gives birth to her daughter Mary. 1548, September 5 - Katherine Parr dies of complications relating to the birth of her daughter.

- Katherine Parr dies of complications relating to the birth of her daughter. 1549, March 20 - Thomas Seymour is executed for treason.

- Thomas Seymour is executed for treason. 1549 - John Aylmer becomes Jane's tutor.

- John Aylmer becomes Jane's tutor. 1551 - Jane's parents become the Duke and Duchess of Suffolk. John Dudley is made the Duke of Northumberland. Dudley is also Chief Counselor to King Edward VI.

- Jane's parents become the Duke and Duchess of Suffolk. John Dudley is made the Duke of Northumberland. Dudley is also Chief Counselor to King Edward VI. 1552 - King Edward VI becomes ill with the measles. Shortly thereafter, he also developed tuberculosis.

- King Edward VI becomes ill with the measles. Shortly thereafter, he also developed tuberculosis. 1553, May 25 - Jane is married to Lord Guildford Dudley, son of John Dudley.

- Jane is married to Lord Guildford Dudley, son of John Dudley. 1553, June 10 - John Dudley convinces Edward VI to write a will in which Edward names Jane Grey as his successor to the crown.

- John Dudley convinces Edward VI to write a will in which Edward names Jane Grey as his successor to the crown. 1553, July 6 - King Edward VI dies.

- King Edward VI dies. 1553, July 9 - Lady Jane Grey is called before the Council and told she will be Queen.

- Lady Jane Grey is called before the Council and told she will be Queen. 1553, July 10 - John Dudley declares Jane as the Queen of England.

- John Dudley declares Jane as the Queen of England. 1553, July 19 - Jane was ordered to resign the title of Queen by order of the newly appointed Queen Mary.

- Jane was ordered to resign the title of Queen by order of the newly appointed Queen Mary. 1554, February 12 - Lady Jane Grey, the nine day queen, is executed. Home