Monaco royal family member found dead in park 'fell 40ft to his death'... as rumours swirl he was connected to cryptocurrency scandal and Ukrainian is arrested

The cousin of Prince Albert of Monaco, who was found dead in a public garden on Sunday, is believed to have fallen 40ft to his death.Speculation is meanwhile swirling over his possible link to a cryptocurrency scandal, as a Ukrainian national has been arrested in connection with his death.Antoine de Massy's body was discovered behind the New National Museum along the Boulevard du Larvotto in Monaco. He had last been seen staggering from a nightclub in the early hours of Sunday morning, according to reports.The 29-year-old was reported missing after he failed to attend a family lunch, local newspaper Monaco Matin reported, and his body was found shortly after.Police on Monday arrested a Ukrainian national who was seen near where De Massy's body was found on CCTV. Investigators established that the 42-year-old man had been in contact with De Massy, but he declined to respond to any questions when brought before a judge on Wednesday. He is currently being held in pre-trial detention. The charges against him are involuntary manslaughter and failure to assist a person in danger.Autopsy results have now revealed that the royal most likely died after falling 40ft from a building in the area.And rumours are now swirling that the 29-year-old may have been connected to a cryptocurrency scandal. Antoine de Massy's body was discovered on Sunday in a public garden in MonacoPrince Albert of Monaco and Princess Charlene said they were' saddened' to learn of the death of Antoine de Massy Antoine de Massy (top right) with members of Monaco's royal familyAccording to an investigation by BILD, De Massy was active in Monaco's blockchain scene. Blockchain is a shared, digital database that stores information across a network of computers.In 2021, he founded the company Instant Tech, which connects local businesses, merchants, and clients for instant reservations and payments, and co-founded the 'Association Cryptographique de Monte-Carlo.'According to an inside source who spoke to BILD, De Massy is rumoured to have been connected to the controversial cryptocurrency exchange, Zondacrypto. The company, founded in Poland, is currently being investigated by authorities after it collapsed in 2026, with thousands of customers losing access to their money. The damage is estimated at at least 79.5million euros, and Polish authorities are investigating on suspicion of fraud and money laundering.Although his connection to Zondacrypto remains unproven, the Grimaldi family insider told BILD that the royal was a prominent figure in the tech world.'It shows that Prince Albert II had placed his trust in the ambitious young entrepreneur. Without the Prince's approval, Antoine would not have been able to assume these positions in the tech scene,' said the source.Meanwhile, Monaco has been under increased scrutiny by the Financial Action Task Force since 2024, and is on the international grey list of high-risk countries for money laundering.The Financial Action Task Force has pointed to weaknesses in the fight against money laundering in the principality.These include insufficient controls, shortcomings in investigations, and deficiencies in tracing criminal assets. His body was found in a park along the Boulevard du Larvotto in Monaco (Pictured) According to an inside source who spoke to BILD, De Massy is rumoured to have been connected to the controversial cryptocurrency exchange, ZondacryptoThe prince's palace announced De Massy's death in a statement on Monday: 'Their Serene Highnesses Prince Albert II and Princess Charlène were saddened to learn of the death of Antoine de Massy, the grandson of Princess Antoinette, the elder sister of Prince Rainier III.'A keen tennis player, he was part of a family history closely linked to the sport in the Principality.'Their Highnesses share in the grief of his family and loved ones and offer them their sincere condolences at this painful time.'De Massy played tennis professionally and moved to Florida with his family when he was younger to train at the prestigious Nick Bollettieri Tennis Academy, with hopes of making it to the Olympics.In a 2012 interview with Vogue Italia, he said his dream was to 'become number one in the world,' adding, 'even in the top 20 wouldn't be bad!'Despite his royal connections, he preferred to stay out of the spotlight in Monte Carlo's social scene, according to BILD.One of his last public appearances was at the traditional Te Deum Mass for Monaco's National Day in November 2025.His father, Baron Christian de Massy, is often referred to as the black sheep of the family, having been kicked out of school and banished to Argentina for causing too much trouble in his youth. Dubbed a playboy by local media, all four of his marriages ended in divorce. He is rarely ever seen at social events with the Monaco royal family.