Robbins was survived by his fifth wife, Jan Stapp, a former assistant whom he married in 1992.
Robbins boasted that he never rewrote his stories and never figured out his storylines in advance.
According to lore, Robbins' first novel came about when he bet a Universal Studios executive that he could churn out a better book than what the studio was producing.
Many critics scorned Robbins' novels but he confidently considered himself the best writer in the world.
At one time, Robbins resided in a mansion formerly owned by movie star Gloria Swanson.
Robbins is buried at Forest Lawn Cemetary near Palm Springs, CA.
Robbins has a star on the Hollywood Walk of Fame located at 6743 Hollywood Boulevard.
Robbins' books were translated into 32 languages.
Robbins had three novels that were completed by ghostwriters after his death: The Predators, The Secret, and Never Enough.
Actress Lana Turner hated Robbins because his 1962 novel Where Love Has Gone was based on a scandal in her personal life.
Robbins was a constant and compulsive womanizer who was married five times.
The life of Harold Robbins was once the subject of an episode of E! True Hollywood Story.
Robbins was confined to a wheelchair from 1982 on because of hip problems, but this had no effect on his writing.
Robbins' novel, The Carpetbaggers, was loosely based on the life of Howard Hughes.
Robbins owned a home in Monte Carlo and spent much of his time there.
Robbins' 1952 novel, A Stone for Danny Fisher, was adapted into the movie King Creole starring Elvis Presley, although by the time the novel hit the screen it was virtually unrecognizable.
Robbins' favorite novel out of all he wrote was his first, Never Love a Stranger.
Robbins' first novel was Never Love a Stranger published in 1948.
In the early 1940s, Robbins moved to Hollywood where he found work at Universal Studios, first as a shipping clerk then as an executive.
Robbins claimed he became a millionaire at the age of 20 by selling commodities only to have this fortune wiped out by a drop in sugar futures.
As a child, Robbins was raised in an orphanage in New York City.
Robbins: I'll live until I'm 200 years old and I'll write all the stories that are in me.
Robbins: I'm the world's best writer--there's nothing more to say.
Robbins: Hemingway was a jerk.