Prince Philip, the husband of The Queen and The Duke of Edinburgh turned 98th on June 10. To celebrate the longest serving consort in British history, the Buckingham Palace, Kensington Palace, Clarence House and the Duke of York's official Twitter account celebrated the occasion by sending birthday wishes to the royal patriarch of his younger days.
In one of the pictures, Clarence House posted an image of a teeny-tiny two-year-old Prince Charles holding his father's hand as he returns home from a trip to Malta in 1951. The other picture shows a young Prince Philip clad in his aviator uniform as he poses for the camera photographed in 1953, 66 years ago.
The Kensington Royal' s Instagram account, of William and Kate also shared a picture of the Queen and Philip, writing: 'Wishing a very Happy 98th Birthday to His Royal Highness The Duke of Edinburgh!'.
Princess Eugenie on the other hand, posted a sweet update, sharing a picture of her attending Trooping the Colour as a child alongside 'grandpa'.
'Happy Birthday to HRH The Duke of Edinburgh. I found a couple of classic photographs of Grandpa and I on Christmas Day and Trooping the Colour a few years ago now', she wrote.
The Sussexes and new parents Meghan Markle and Prince Harry wrote, 'Wishing His Royal Highness The Duke of Edinburgh, Sir, Grandpa a very Happy 98th Birthday!'.
Prince Philip was born on the 10 June 1921 into the Greek and Danish royal families. He married Elizabeth, the Queen 1947, and went on to have three children-Prince Charles Princess Anne, Prince Andrew and Prince Edward.