Man Charged After Prince Albert’s Cousin Found Dead in Monaco Park

WHO:

Yahoo - Antoine de Massy was 29 and a second cousin of Prince Albert II of Monaco.

Yahoo - Massy was the grandson of Princess Antoinette, elder sister of Prince Rainier III, and the son of Baron Christian de Massy and Cécile Gelabale.

Yahoo - A 42-year-old Ukrainian man, who had lived in Monaco for 30 years, was charged in connection with Massy’s death.

Yahoo - Monaco Attorney General Stéphane Thibault said the suspect was brought before a judge and remained in custody after denying the charges and refusing to answer questions.

Yahoo - Prince Albert II and Princess Charlène issued a statement expressing sadness and condolences to Massy’s family and loved ones.

TMZ - The accused was described as a Ukrainian national living in Monaco for three decades.

NY Post - Antoine de Massy was identified as Prince Albert of Monaco’s cousin.

WHAT:

Yahoo - The suspect was charged with involuntary manslaughter and failure to assist a person in danger; the charges do not establish that Massy was intentionally killed.

Yahoo - Thibault said the inquiry would determine “the precise sequence of events that led to Antoine de Massy's fall.”

Yahoo - Massy was a keen tennis player and hoped to represent Monaco in tennis at the Olympics.

Yahoo - Prince Albert and Princess Charlène said Massy “was part of a family history closely linked to the sport in the Principality.”

NY Post - Massy’s body was found in a park in Monaco’s upscale Larvotto district.

WHERE:

Yahoo - Massy’s body was found in a park beside Boulevard du Larvotto, near the Villa Sauber museum in Monaco.

NY Post - The body was discovered in a park along Boulevard du Larvotto, in Monaco’s Larvotto district.

WHY:

Yahoo - Massy’s family contacted police after they could not reach him, prompting a search that led investigators to his body.

Yahoo - Investigators took the suspect into custody after determining that he had approached Massy at the park.

HOW:

Yahoo - The death followed an alleged fall; the investigation was intended to establish the sequence of events surrounding it.

Yahoo - The suspect was taken into custody and brought before a judge; he denied the charges and declined to answer the judge’s questions.

(UPDATED October 30, 2026 12:26 UTC)

Monaco royal relative Antoine de Massy was found dead in a Larvotto park. A Ukrainian man was charged with involuntary manslaughter and failing to assist someone in danger. He denied the charges and remained in custody as investigators examined how Massy fell.

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(UPDATED October 30, 2026 06:00 UTC)

A 42-year-old Ukrainian man has been charged with involuntary manslaughter and failing to assist a person in danger after 29-year-old Antoine de Massy, a cousin of Prince Albert II of Monaco, was found dead in a park in Monaco’s Larvotto district. Investigators say the death followed a fall and are examining the sequence of events; the suspect, who had lived in Monaco for 30 years, denied the charges and remains in custody. Prince Albert II and Princess Charlène expressed their condolences to Massy’s family and loved ones, and noted his family’s close ties to tennis in Monaco.