For the royals, this weekend was all about Duchess Kate.

The Duchess of Cambridge, wife of Prince William, celebrated her 40th birthday on Jan. 9, and the Royal Family showered her with tributes on social media. You can see them all in the video above.

Royal Family birthday tributes for Kate's 40th

Queen Elizabeth II led the way with a tribute wishing Kate a happy birthday. She paired the message with four nice pictures of herself and the royal birthday girl.

Prince Charles and Duchess Camilla chimed in to wish their daughter-in-law a "very happy 40th birthday" in a post with more photos.

Then, fans were also treated to a stunning new photoshoot. William and Kate's social media pages shared three glamorous portraits that really had fans talking.

Duchess Kate's 40th: See All The Royal Family Birthday Tributes!

To see all the birthday tributes for Duchess Kate and her new portraits, please watch the video above.

It's believed that the royal kept her milestone birthday party very small due to ongoing concerns with COVID-19 in the UK.