A canopy with huge white couches had been set up for the family to lounge on. In a touching tribute, the diva's loved ones had written Happy B-Day in the sand.
Beyonce and Jay Z headed to their favourite holiday spot St Tropez
To celebrate her day Beyonce posted a cute throwback snap of herself as a little girl on her official website. Her rapper husband also posted new behind-the-scenes pictures from their On the Run tour, showing the birthday girl dancing, rollerskating and holding a glass of champagne.
Meanwhile, First Lady Michelle Obama sent the Southern gal birthday greetings via Twitter, wishing "her wonderful friend" "an amazing day".
Beyonce posted this throwback snap on her website
In a few days time they get back to work with their final tour dates in Paris. The tour has been hugely successful but music's golden couple has had to contend with speculative reports about their marriage.
Beyonce has not addressed the rumours other than to post happy family pictures.