Prince William, The Duke of Cambridge's wedding to Catherine Middleton took place at 11:00AM at Westminster Abbey.

Catherine (Kate) Middleton, she is also Duchess of Cambridge as Prince William is now know as Duke of Cambridge.

The Duke of Cambridge, however, whereas Catherine is the Duchess of Cambridge, rather than a Princess, William retains his rank as Prince. He is therefore Prince William, Duke of Cambridge.

On April 29th, 2011, the well-known girlfriend of Prince William for eight years known as 'Kate' Middleton, became known as 'Catherine' Middleton or Duchess 'Kate' Catherine of Cambridge. Her husband, Prince William, will be known as the Duke of Cambridge.

Prince William (who is the heir apparent and became the Duke of Cambridge when he married Catherine Middleton on 29 April 2011) and Prince Harry