Prince William

Official title: 
His Royal Highness Prince of the United Kingdom of Great Britain and Northern Ireland

Full name: 
William Arthur Philip Louis

Date of birth: 
21 June 1982

Place of birth: 
St. Mary's Hospital, London

Father: 
Prince Charles, Prince of Wales (b. 1948)

Mother: 
Princess Diana, Princess of Wales (1961-1997)
née Lady Diana Spencer

Siblings: 
Prince Harry (b. 1984)