The 30-year-old posted a photo of an adorable pair of slippers with the caption, "Jack and I are so excited for early 2021".
Princess Eugenie has announced she's expecting her first child with her husband, Jack Brooksbank.
The royal baby is expected to be born in early 2021.
The Royal Family shared their congratulations on social media, echoing the best wishes expressed in the statement and accompanying them with a sweet photo of the couple on their wedding day in October 2018.
We couldn't be happier for Eugenie and Jack, and we can't wait to watch her bloom!
However Eugenie's father, Prince Andrew, will be unable to share a specific message, having stepped out of public life follow the interview with BBC Newsnight over his friendship with Jeffrey Epstein.
When he first met Princess Eugenie he was working as a barman. "Hmmm. Is that just her coat?" The royal family member has been married to Jack Brooksbank for two years now.
Eugenie's mom, the Duchess of York, shared her excitement about the new royal baby and becoming a grandmother in a milestone year.