The four-year-old is the youngest of the Duke and Duchess of Cambridge’s three children and his sweet nickname reflects that.
Aside from Louis, Prince George’s school friends reportedly refer to him by ‘PG’ and ‘Tips’.
His nicknames are based on the famous tea brand PG Tips and his initials.
Prince George and Princess Charlotte refer to Louis as ‘Lou Lou’
Kate and Prince William have three children
Prince William and Kate also refer to the eldest son by the school nicknames too.
Kate, the Duchess of Cambridge revealed her sweet nickname for her only daughter during a visit to Ireland in 2019.
The 40-year-old referred to her daughter as Lottie when speaking to royal fans.
The seven-year-old is also known as Lottie at school.
Dad-of-three Prince William also had a nickname whilst growing up.
During an interview in 2007, William revealed that his late mother would call him ‘Wombat’ following a visit to Australia.
Prince George and Princess Charlotte also have nicknames they go by
The nickname reportedly came from Her Majesty’s grandfather, George V, who began calling her by the pet name shortly after birth.
The long-reigning monarch’s nickname is now also the given name of Prince Harry and Meghan Markle’s one-year-old daughter.
Source: EXPRESS CO UK