Photo Gallery: Prince George turns 5! 'See little Royal's cutest moments

Britain's Prince George posing for a photograph to mark his 5th birthday on Sunday 22 July, in the garden at Clarence House in central London. (Reuters photo)

Here's a photo of the Royal kid during the christening of Prince Louis at Clarence House. Photo provided by the Duke and Duchess of Cambridge.

Prince George walking with dad Prince William and sister Princess Charlotte after mom Catherine - the Duchess of Cambridge - gave birth to brother Prince Louis.

In 2016, two-year-old Prince George met the former United States President Barack Obama and his wife Michelle Obama in his jammies at Kensington Palace in London.

Dressed in a mini white robe and pyjamas, the little one warmly shook hands with the guests after he was given 15-minute extension on his bedtime.

Prince George leaving the chapel with dad Prince William, mom Catherine - the Duchess of Cambridge, and siblings Princess Charlotte and Prince Louis. (Reuters photo)

Here's a photo of Prince George celebrating his second birthday with dad Prince William.