Edo also shared a black and white selfie of the two of them.
The post amassed thousands of likes – including one from Kate’s brother James Middleton – in less than an hour.
Beatrice and Edo, who is descended from Italian aristocracy, married in a secret lockdown wedding last year.
Princess Beatrice’s husband Edoardo Mapelli Mozzi has shared a gushing birthday message
Beatrice and Edo married in a secret lockdown wedding last year
They opted for a low-key wedding in Winsor last July after their planned ceremony was postponed due to the pandemic.
The Queen was among guests at The Royal Chapel of All Saints at Royal Lodge.
In a statement at the time, Buckingham Palace said: “The couple decided to hold a small private ceremony with their parents and siblings following the postponement of their wedding in May.
“Working within Government guidelines, the service was in keeping with the unique circumstances while enabling them to celebrate their wedding with their closest family.”
Edo proposed to Beatrice during a trip to Italy.
Their families have known one another for years and they began dating in autumn 2018 after meeting again at Princess Eugenie’s royal wedding.
Beatrice and Edo are now expecting a baby in the autumn.
Beatrice and Edo are expecting a baby in the autumn
Buckingham Palace announced Beatrice’s pregnancy in May.
The palace said the couple were “very pleased” to be welcoming their first child.
“The Queen has been informed and both families are delighted with the news,” the palace added.
Beatrice is already stepmother to Mr Mapelli Mozzi’s young son Wolfie, from his previous relationship with his ex-fiancee Dara Huang.
Beatrice’s younger sister Princess Eugenie gave birth to her first child. August, earlier this year.
The sisters will be delighted to have their children so close together in age and to share the experience of being first-time mothers.
Source: EXPRESS CO UK