Arnold met comedian Roseanne Barr when she saw his act in 1983.
Their relationship was complicated by his alcoholism and drug addiction, but eventually he became sober.
The two married in 1990 and divorced in 1994.
In an April 2009 interview on Anytime with Bob Kushell, Arnold discussed why when he divorced Barr, he did not take any alimony.
During the next ten years, Arnold married two subsequent times.
Both marriages ended in divorce.
In August 2008, Arnold broke his scapula in a motorcycle accident on the Pacific Coast Highway.

Over Thanksgiving weekend 2009, Arnold married his fourth wife, Ashley Groussman, in Maui before 75 guests.
Dax Shepard served as Arnold's best man.
He appeared December 10, 2009 on the late night talk show Asia Uncut.
The couple have two children and four dogs.
In January 2019, the couple announced their intention to divorce.
The divorce was finalised in July 2020.

Arnold was raised a Methodist.
Some sources say he converted to Judaism upon marrying Roseanne Barr in 1990, but in a podcast interview with Andrew Santino he speaks of growing up Jewish in Iowa.
He still practices Judaism.
Arnold met comedian Roseanne Barr when she saw his act in 1983. Their relationship was complicated by his alcoholism and drug addiction, but eventually he became sober. The two married in 1990 and divorced in 1994. In an April 2009 interview on Anytime with Bob Kushell, Arnold discussed why when he divorced Barr, he did not take any alimony. During the next ten years, Arnold married two subsequent times. Both marriages ended in divorce. In August 2008, Arnold broke his scapula in a motorcycle accident on the Pacific Coast Highway.
Over Thanksgiving weekend 2009, Arnold married his fourth wife, Ashley Groussman, in Maui before 75 guests. Dax Shepard served as Arnold's best man. He appeared December 10, 2009 on the late night talk show Asia Uncut. The couple have two children and four dogs. In January 2019, the couple announced their intention to divorce. The divorce was finalised in July 2020.
Arnold was raised a Methodist. Some sources say he converted to Judaism upon marrying Roseanne Barr in 1990, but in a podcast interview with Andrew Santino he speaks of growing up Jewish in Iowa. He still practices Judaism.
Tom Arnold (actor)