Sir John Heydon facts for kids

Sir John Heydon (died 1653) was an important English military leader and a mathematician. He was known for supporting the King during a difficult time in England's history.

At the start of the First English Civil War, he held a very important job. He was the Lieutenant-General of the Ordnance. This meant he was in charge of all the cannons, weapons, and ammunition for the King's army.

Early Life and Career

John Heydon was the second son of Sir Christopher Heydon. In 1613, he worked at Sandown Castle, Kent in Deal, Kent. His job there was to look after the military supplies.

He was given the title of "Sir" in August 1620. This was a special honor from the King.

Becoming Lieutenant of the Ordnance

In 1627, John Heydon took over a big role. He became the lieutenant of the ordnance. He got this job after his brother, Sir William, sadly died. His brother was killed during a military trip to the Isle of Rhé.

Role in the English Civil War

From 1627 to 1643, Sir John Heydon was very busy. He made sure the King's army had everything it needed. This included soldiers, food, weapons, cannons, and gunpowder.

Supporting King Charles I

In 1642, King Charles I began to gather his army. This was the start of the English Civil War. When the King raised his flag in Nottingham on August 22, 1642, Heydon was in charge of weapons in York.

He quickly joined the King's side. He traveled with the Royalist army from Shrewsbury towards London in October 1642. He continued to lead the ordnance for the King's forces. He also became a member of the King's special advisory group, the Privy Council.

In December 1642, he received a special degree from Oxford University. He was made a Doctor of Civil Law (D.C.L.).

Challenges and Later Life

Sir John Heydon faced difficulties because he supported the King. His belongings and property were taken away. This was a common punishment for those who sided with the King during the war.

He passed away on October 16, 1653.

It's important not to confuse Sir John Heydon with another person named John Heydon. That John Heydon was an astrologer who lived later. Our Sir John Heydon, the military leader, also studied some early scientific ideas, including alchemy.