List of Famous people born in United States of America

Nicholas "Nick" Longworth III was an American politician who became Speaker of the United States House of Representatives. He was a Republican.

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.

Tom Gullikson is a tennis coach and former professional tennis player born in La Crosse, Wisconsin and raised in Onalaska, Wisconsin in the United States.

Roy Lee Walford, M. D. was a professor of pathology at University of California, Los Angeles School of Medicine, a leading advocate of calorie restriction for life extension and health improvement, and a crew member of Biosphere 2.

Charles Klein was an English-born playwright and actor who emigrated to America in 1883. Among his works was the libretto of John Philip Sousa's operetta, El Capitan. Klein's talented siblings included the composer Manuel and the critic Herman Klein. He drowned during the sinking of the RMS Lusitania.

Gerald Dwight "Wings" Hauser is an American actor and occasional director. He received an Independent Spirit Award nomination for his supporting role in Tough Guys Don't Dance (1987).

William Frederick Fisher is an American physician and a former NASA astronaut. Fisher went into space in 1985 on board the Space Shuttle. He retired from NASA in 1992 and returned to the full-time practice of medicine. His time at NASA coincided with that of his former wife and fellow astronaut Anna Lee Fisher.

Mitch Green is an American former professional boxer who competed from 1980 to 2005. He is best known for going the distance with Mike Tyson, who was undefeated in 1986, and for his later street brawl with Tyson in 1988. A toothpick dangling between his lips became his trademark at any public appearance.

William Andrews Clark Sr. was an American politician and entrepreneur, involved with mining, banking, and railroads.

James Jerome Gibson, was an American psychologist and one of the most important contributors to the field of visual perception. Gibson challenged the idea that the nervous system actively constructs conscious visual perception, and instead promoted ecological psychology, in which the mind directly perceives environmental stimuli without additional cognitive construction or processing. A Review of General Psychology survey, published in 2002, ranked him as the 88th most cited psychologist of the 20th century, tied with John Garcia, David Rumelhart, Louis Leon Thurstone, Margaret Floy Washburn, and Robert S. Woodworth.