The Danish Royal Family inclues The Queen of Denmark and her family. All members hold the title of Prince or Princess of Denmark with the style of His or Her Royal Highness (Hans or Hendes Kongelige Højhed), or His or Her Highness (Hans or Hendes Højhed). The Queen and her siblings belong to the House of Glücksburg, a branch of the House of Oldenburg. The Queen's descendants all belong agnatically to the House of Monpezat.