Prince Harry's memoir details his life as the 'spare.' Here are 8 other royal spares from around the world.

Jordan Parker ErbJan 14, 2023, 19:42 IST

Prince Harry and Prince William on the balcony of Buckingham Palace on July 10, 2018, in London, England.Max Mumby/Indigo/Getty Images

Prince Harry's tell-all memoir, "Spare," was released on Tuesday.
The title refers to Harry's role as the royal "spare" — or a back-up to the heir.

Prince Harry just released his tell-all memoir, "Spare." The title refers to a term he said his family called him — which means a backup to the heir.

Prince Harry and Prince William on the balcony of Buckingham Palace on July 10, 2018, in London, England.Max Mumby/Indigo/Getty Images

Prince George and Princess Charlotte are another heir and spare in the British royal family.

Prince George of Cambridge and Princess Charlotte of Cambridge stand on the balcony of Buckingham Palace following the Platinum Pageant on June 5, 2022 in London, England.Max Mumby/Indigo/Getty Images

Prince Carl Philip of Sweden was set to become the heir — until a change in succession laws gave the spot to his sister.

Princess Sofia and Prince Carl Philip of Sweden are another royal heir and spare.Julian Parker/UK Press via Getty Images

Princess Astrid of Belgium is the spare to her older brother and the country's current king, Philippe.

According to The Telegraph, there was talk of changing Belgium's laws so Princess Astrid could usurp her brother, King Philippe of Belgium (above).Patrick van Katwijk/Getty Images

Spain's Infanta Cristina, spare to King Felipe, was tried in 2013 alongside her former husband, on charges of embezzlement and misusing their royal titles.

Spain's royal spare Infanta Cristina was ultimately acquitted — though she was stripped of her title, Duchess of Palma de Mallorca.Thomson Reuters

Princess Irene of The Netherlands is "perhaps the most controversial spare of recent times," The Telegraph reports.

Princess Irene of The Netherlands secretly converted to Catholicism while second in line to the throne.Photo by Patrick van Katwijk/Getty Images

Princess Martha Louise of Norway was bumped from "heir" to "spare" following the birth of her little brother.

Despite being two years older than her brother, Crown Prince Haakon, Princess Martha Louise of Norway is still the royal spare.Patrick van Katwijk/WireImage

8-year-old Princess Gabriella is Monaco's royal spare, following her twin brother.

Despite being born before her twin brother, Princess Gabriella is Monaco's royal spare.SC Pool - Corbis/Getty Images

Prince Seeiso of Lesotho is the younger brother of Lesotho's King Letsie III.

Prince Seeiso of Lesotho (right) founded a charity, Sentebale, with Prince Harry.David M. Benett / Contributor / Getty Images

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