Ryan O’Neal’s cause of death has been officially disclosed by his death certificate, weeks after his son shared news of his father’s passing. The document verifies the illness that the actor had been suffering from for years. Ryan O’Neal, celebrated for his rise from television soap operas to an Oscar-nominated role in “Love Story,” passed away at the age of 82, as confirmed by his son Patrick on December 8, 2023. He was also remembered for his memorable role alongside his daughter Tatum in “Paper Moon.” Patrick revealed his father’s passing on social media, sharing, “My dad passed away peacef…