Title: Griffin O'Neal
Content:  O'Neal was born in Los Angeles to actor Ryan O'Neal and his first wife, the late actress Joanna Moore (born Dorothy Joanne Cook). He has an older sister, Tatum O'Neal, and two younger half brothers, Patrick O'Neal and Redmond O'Neal. His grandfather was novelist/screenwriter Charles "Blackie" O'Neal. His paternal ancestry is Irish, English, and Ashkenazi Jewish. Early in his childhood, O'Neal and his sister lived with their mother in squalorous conditions, their mother also struggled with substance abuse and addiction while they were in her care. She was eventually unable to look after them. Griffin O'Neal appeared in 11 movies between 1976 and 1992. Several of these were TV movies or films released directly to video. Film critic Vincent Canby of the New York Times wrote in 1982 that Griffin O'Neal "shares with his sister a natural screen presence." Likewise, film critic Leonard Maltin wrote that Griffin O'Neal has a "pleasing screen presence". O'Neal was cast in Francis Ford Coppola's 1987 film Gardens of Stone, but he asked to be replaced after he was in a boating accident that killed Coppola's son Gian-Carlo Coppola.
Title: Griffin O'Neal
Content:  that his father punched out two of his front teeth, but he decided not press charges. In 2007, Ryan O'Neal was arrested for assault after shooting at Griffin O'Neal during a dispute. Prosecutors decided not to file charges. "The last time I saw my dad, he shot at me because I was trying to help his son [Redmond] get sober so I haven't talked to him in nine years," he told People in 2015. O'Neal was banned by his father from attending the funeral services for Farrah Fawcett, the mother of his half-brother Redmond O'Neal, in 2009. O'Neal was reportedly three years sober in 2015.
Title: Patrick O'Neal (sportscaster)
Content:  He is the son of actor Ryan O'Neal and actress Leigh Taylor-Young. He is the half-brother of Griffin, Tatum and Redmond O'Neal. His paternal ancestry is Irish, English, and Ashkenazi Jewish.
Title: Oscar Griffin Jr.
Content:  Oscar O'Neal Griffin Jr. (April 28, 1933 – November 23, 2011) was an American journalist.
Title: Griffin O'Neal
Content:  O'Neal married his first wife Rima Uranga in 1989; they divorced in 1991. They have a daughter together. He has been married to Joanna Berry since 2008.
Title: Griffin O'Neal
Content:  O'Neal is estranged from his father Ryan O'Neal. They've had a volatile relationship since his childhood. O'Neal's struggle with addiction began when he was 9 years old. He told People magazine, "My life has been a reign of drug and alcohol degradation. I had to self-medicate my entire life because there was pain everywhere. There were drugs everywhere in my family all day, every day." His family's problems stemmed from his father who gave him cocaine at the age of 11. "He was a very abusive, narcissistic psychopath. He gets so mad he can't control anything he's doing," O'Neal said. In 1983, O'Neal reported to 
Title: Griffin O'Neal
Content:  Griffin Patrick O'Neal (born October 28, 1964) is an American actor. He has appeared in films such as The Escape Artist, April Fool's Day, The Wraith, Assault of the Killer Bimbos, and Ghoulies III.
Title: Ryan O'Neal
Content:  father gave me cocaine when I was 11 and insisted I take it", he said. Griffin added, "He was a very abusive, narcissistic psychopath. He gets so mad he can't control anything he's doing." In 2007, O'Neal was arrested for shooting at Griffin, which he claimed was in self-defense; charges were dropped. O'Neal refused to allow Griffin to attend Fawcett's funeral in 2009. In 2009, O'Neal infamously hit on Tatum at Fawcett's funeral, not recognizing her as his daughter. But in 2011, Tatum reconciled with her father with a book and a TV show, Ryan and Tatum: the O'Neals. In August 
Title: Griffin O'Neal
Content:  In 1986, Griffin O'Neal had a boating accident in Annapolis, Maryland that took the life of film producer Gian-Carlo Coppola. O'Neal, who was piloting the boat, tried to pass between two other boats, unaware that they were connected by a towline. O'Neal barely had time to duck, but Coppola was struck by the towline and killed. O'Neal was convicted of negligently operating a boat, and received an 18-day jail sentence for not completing community service. O'Neal was arrested multiple times for driving under the influence. He pleaded no contest to a drunk driving charge in 1989. He also pleaded no contest in 1992 to charges that he shot at his estranged girlfriend's unoccupied car. In August 2011, O'Neal collided with another car while driving. He was sentenced to 16 months in prison for driving under the influence of drugs in connection with that incident. In January 2012, O'Neal was arrested for domestic battery after he pushed his wife out of the way in an attempt to drink and drive.
Title: Griffin O'Neal
Content:  Griffin left Los Angeles in 2007 and moved to a small town near the Mexico border.

Question: Who is the father of Griffin O'Neal?
Answer: Ryan O'Neal.