This is so devastating to hear. Oscar Perelman, the son of billionaire Ron Perelman and his wife Anna Chapman, has passed away. According to PageSix, Oscar died on Tuesday night while on the island of St. Martin. He was only 15 years old. So, so sad. While it's unclear what his cause of death is, the outlet reported it's believed to have a connection to a longstanding medical issue the teen was battling. Related: Influencer Dead At 27 Just An Hour After Friend Last Saw Her Ron welcomed Oscar alongside his wife back in 2010 via surrogate. A source said of the boy: "He was a kind, smart child.