Lived with Farrah Fawcett (1980-1997). They have a son, 'Redmond ONeal.

Father of actor Patrick O'Neal from his marriage to Leigh Taylor-Young.

He was considered for the role of Michael Corleone in The Godfather (1972)

In remission in his battle with leukemia.

Was the original consideration for the role of Rocky Balboa in Rocky (1976). However Rocky script writer Sylvester Stallone had sold the film rights on the condition that he got to play the title role and so ended up with the part.

Began his career as a stand-in and stunt man. His first acting job was on the German series "Tales of the Vikings" (1959) in 1959. Was a Golden Gloves boxer in the years 1956-1957. He is the son of actress 'Patricia ONeal and 'Charles ONeal.

Brother of Kevin O'Neal.

Father of 'Tatum ONeal and 'Griffin ONeal. Father-in-law of Rebecca De Mornay.

Former brother-in-law of Dey Young.

Son of author and screenwriter 'Charles ONeal.

He was a close friend of Lee Majors until a relationship blossomed between him and Majors' wife Farrah Fawcett.

Patrick "Ryan" O'Neal attended and graduated from Munich American High School in 1959 (that's Munich, Germany). His father was a Hollywood writer who was doing a stint working for the famed communist-busting "Radio Free Europe," and he attended high school at Munich AHS alongside the children of servicemen stationed there.

As a teenager, Ryan O'Neal was a Golden Glove boxer who compiled an amateur boxing record of 18-4 with 13 knockouts.

Former father-in-law of John McEnroe.

His manager is Neil Hassman.

One of his best friends is Charlie Mattera.

In May 2007 prosecutors decided not to file charges against Ryan O'Neal following a row with his son and allegations of assault on 3 February.