

: 7 He was raised in his mother's Roman Catholic Church. I was pretty well psychologically formed". On finding out, Nicholson said it was "a pretty dramatic event, but it wasn't what I'd call traumatizing. By this time, both his mother and grandmother had died (in 19, respectively). In 1974, Time magazine researchers learned, and informed Nicholson, that his "sister", June, was actually his mother, and his other "sister", Lorraine, was really his aunt. As June was only 17 and unmarried, her parents agreed to raise Nicholson as their own child without revealing his true parentage, with June acting as his sister. Other sources suggest June Nicholson was unsure of the father's identity. Kirschfeld), June's manager, may have been Nicholson's biological father, rather than Furcillo. : 8 Biographer Patrick McGilligan stated in his book Jack's Life that Latvian-born Eddie King (originally Edgar A. but I am a writer, I am Irish, I have had problems with my family." His mother married Italian-American showman Donald Furcillo (stage name Donald Rose 1909–1997) in 1936, before realizing that he was already married. Nicholson has identified as Irish, comparing himself to the playwright Eugene O'Neill, whom he played in the film Reds: "I'm not saying I'm as dark as he was.

Nicholson's mother was of Irish, English, German, and Welsh descent. John Joseph Nicholson was born on April 22, 1937, in Neptune City, New Jersey, the son of a showgirl, June Frances Nicholson (stage name June Nilson 1918–1963).

He is widely regarded as one of the greatest actors of all time. John Joseph Nicholson (born April 22, 1937) is a retired American actor and filmmaker.
