List of Famous people with last name Niven

James David Graham Niven was an English actor, memoirist and novelist. He won the Academy Award for Best Actor for his performance as Major Pollock in Separate Tables (1958). Other noted roles included Squadron Leader Peter Carter in A Matter of Life and Death, Phileas Fogg in Around the World in 80 Days, Sir Charles Lytton in The Pink Panther and James Bond in Casino Royale (1967).

Clifford Niven, known as Kip Niven, was an American actor.

Barbara Niven is an American actress, writer and producer, best known for her performances in Hallmark and Lifetime movies, and television roles in Pensacola: Wings of Gold, One Life to Live, Cedar Cove, and Chesapeake Shores. Niven had the leading role in the independent film A Perfect Ending (2012). She is also a motivational speaker, media trainer, and animal rights activist and spokesperson, as a National Ambassador for American Humane.

Grizel Rosemary Graham Niven was an English sculptor. She created the bronze sculpture, the Bessie, which has been given to the winner of the annual Baileys Women's Prize for Fiction since its inception in 1996.

Laurence van Cott Niven is an American science fiction writer. His best-known works are Ringworld (1970), which received Hugo, Locus, Ditmar, and Nebula awards, and, with Jerry Pournelle, The Mote in God's Eye (1974) and Lucifer's Hammer (1977). The Science Fiction and Fantasy Writers of America named him the 2015 recipient of the Damon Knight Memorial Grand Master Award. His work is primarily hard science fiction, using big science concepts and theoretical physics. It also often includes elements of detective fiction and adventure stories. His fantasy includes the series The Magic Goes Away, rational fantasy dealing with magic as a non-renewable resource.

Ivan Morton Niven was a Canadian-American mathematician, specializing in number theory and known for his work on Waring's problem. He worked for many years as a professor at the University of Oregon, and was president of the Mathematical Association of America. He was the author of several books on mathematics.