Through her marriage to the Duke of Edinburgh, she has four children.

One of the queen’s grandsons, Prince William, is second in line to the throne.

Currently, he and his wife, Kate Middleton, serve as the Duke and Duchess of Cambridge.

Prince William and Kate Middleton at event

After the queen dies or passes on the crown, though, what will happen to this couple?

What titles will they then hold, and what new duties will they have?

What does the queen do?

Queen Elizabeth smiling

What does Prince William do?

When he married Kate Middleton in April 2011, he earned the title the Duke of Cambridge.

He was also given the titles Earl of Strathearn and Baron Carrickfergus.

Prince William wearing a suit

Prince William supports the queen through charitable activities and official duties, as stated byRoyalUK.

What does Kate Middleton do?

It also includes providing youngsters with the best start in life, and more.

Kate Middleton smiles

What will the Duke and Duchess of Cambridge’s new titles be?

Whether that happens or her death happens first, her oldest son will become king.

Prince William, who comes up next in line to the throne, will then become Prince of Wales.

The Duke and Duchess of Cambridge and Prince Charles outside

When Diana Spencer wed Charles in 1981, she became Princess of Wales.