Marcantonio De Beaumont-Bonelli

Marcantonio De Beaumont-Bonelli (30 August 1890 – ) was an Italian sailor from Naples, who represented his country at the 1928 Summer Olympics in Amsterdam, Netherlands.

He was the son of the Filippo, 3rd Marquis de Beaumont-Bonelli and Teresa Eboli, daughter of Marcantonio Doria, the Duke of Eboli.