Sarah Ferguson has posted a touching tribute to her youngest daughter on social media.

To mark Princess Eugenie’s first birthday as a mother, the mother-of-two and new grandmother shared throwback photos of the 31-year-old as a baby.

“The joy of children,” she captioned the post.

“In deep gratitude for my luck in my glorious girls. Happy Birthday Eugenie”

Fergie, 61, also shared a short video with text on top of images of daffodils.

“Happy birthday dearest Eugenie,” the clip reads.

“When I see the colour of spring I think of your birth and what a gift you are, budding with colour and love xx”

Fergie wasn’t the only one who wished Eugenie a happy birthday.

The Queen’s official account took to Twitter to send their well wishes.

“Wishing Princess Eugenie a very happy birthday today!” the shot was captioned, along with cake and balloon emojis.Princess Eugenie is known to be close to her grandmother, The Queen and her grandfather, the Duke of Edinburgh.

This article originally appeared on Over60.