One year later, he moved to Milan to begin a three-year undergraduate course in international economics and management at Bocconi University.

[4] They visited Niger, Burundi, the Democratic Republic of Congo, and South Africa on behalf of Princess Caroline's role as President of AMADE Mondiale.

[7] In this capacity, he sponsored the "Sail for a Cause" charity race,[7] which was organized by his cousin Leticia de Massy,[8] using her social network LeSpot.Net to promote it.

[9] Sail for a Cause raises money for two charities: the Monaco Collectif Humanitaire and the Maison Notre Dame de Paix in Chad.

His team completed the journey from Cape Town to Rio in a record 10 days, 11 hours, 29 minutes, and 57 seconds.

[11] Casiraghi was a crew member of the Monaco Racing Fleet captained by Tommaso Chieffi which was first to cross the finish line in the 2013 edition of the Palermo-Monte Carlo Regatta.

[15] Casiraghi is the skipper of Team Malizia, the crew which sails a hydrofoil sailboat (also called a foiling catamaran) in the annual GC32 Racing Tour.

[17] Casiraghi is a fixture in the Monte-Carlo Historic Rally, a vintage automobile race that occurs every year in January.

[26] Casiraghi and others, including Vladimir Restoin Roitfeld, approached the table of businessman Adam Hock, who was accompanied by models Natasha Poly, Anja Rubik and Valentina Zelyaeva, where words were exchanged and an altercation ensued.