List of Famous people born in Oklahoma, United States of America

Joe William Haldeman is an American science fiction author. He is best known for his novel The Forever War (1974). That novel and other works, including The Hemingway Hoax (1991) and Forever Peace (1997), have won science fiction awards, including the Hugo Award and Nebula Award. He was awarded the SFWA Grand Master for career achievements. In 2012 he was inducted as a member of the Science Fiction Hall of Fame. Many of Haldeman's works, including his debut novel War Year and his second novel The Forever War, were inspired by his experiences in the Vietnam War. Wounded in combat, he struggled to adjust to civilian life after returning home.

Billie Dean Letts was an American novelist and educator. She was a professor at Southeastern Oklahoma State University.

John Allyn McAlpin Berryman was an American poet and scholar, born in McAlester, Oklahoma. He was a major figure in American poetry in the second half of the 20th century and is considered a key figure in the Confessional school of poetry. His best-known work is The Dream Songs.

Phillippi Dwain Sparks is a former American football player in the National Football League.

Betty JoAnne Trimble, known as Bjo, is an American science fiction fan and writer, initially entering fandom in the early 1950s.

Joseph Grinnell was an American field biologist and zoologist. He made extensive studies of the fauna of California, and is credited with introducing a method of recording precise field observations known as the Grinnell System. He served as the first director of the Museum of Vertebrate Zoology at the University of California, Berkeley from the museum's inception in 1908 until his death.

Louis Antonio is an American actor and TV director best known for performing in the films Cool Hand Luke and America America. He also starred in two short-lived TV series, Dog and Cat, and Makin' It.

Alyce Faye Eichelberger is an American psychotherapist, author and talk radio host. She was married to golfer Dave Eichelberger and later to actor-comedian John Cleese.

Clara Ann Fowler, known by her stage name Patti Page, was an American singer of pop and country music and occasional actress. She was the top-charting female vocalist and best-selling female artist of the 1950s, selling over 100 million records during a six-decade long career. She was often introduced as "the Singin' Rage, Miss Patti Page". New York WNEW disc-jockey William B. Williams introduced her as "A Page in my life called Patti".

Dayle Lymoine Robertson was an American actor best known for his starring roles on television. He played the roving investigator Jim Hardie in the television series Tales of Wells Fargo and Ben Calhoun, the owner of an incomplete railroad line in Iron Horse. He often was presented as a deceptively thoughtful but modest Western hero. From 1968 to 1970, Robertson was the fourth and final host of the anthology series Death Valley Days.