* John Mengelt, NBA player

John W. Haley, his eldest son, wrote Sound and Glory, a biography of Haley, while his youngest daughter, Gina Haley, is a professional musician based in Texas.

* John Cone, an American professional wrestling referee

In 1983, he was invited to record a session on the John Peel BBC Radio show with his band, performing six poems, which was his first professional engagement.

John Froelich describes how mouthpiece pressure towards the lips ( vertical forces ) and shear pressure ( horizontal forces ) functioned in three test groups, student trombonists, professional trombonists, and professional symphonic trombonists.

* 1948 – Big John Studd, American professional wrestler ( d. 1995 )

* Robert was born on 16 October 1803 and married Frances Sanderson, daughter of a City of London professional John Sanderson, on 17 June 1829.

* 2010 – John Isner of the United States defeats Nicolas Mahut of France at Wimbledon, in the longest match in professional tennis history.

* John Brown ( Scottish footballer ), Scottish professional footballer

John built up a strong team of engineers for siege warfare and a substantial force of professional crossbowmen.

The Pro Football Hall of Fame has inducted eleven players who made their primary contribution to professional football while with the Raiders, in addition to owner Al Davis and head coach John Madden.

Through his involvement in electronic music, Moog developed close professional relationships with artists such as Don Buchla, Keith Emerson, Rick Wakeman, John Cage, Gershon Kingsley, Clara Rockmore, Jean Jacques Perrey, and Pamelia Kurstin.

Indeed, John A. Lucy writes " despite his ' amateur ' status, Whorf's work in linguistics was and still is recognized as being of superb professional quality by linguists ".

At the time this accreditation was gained, all business programs at the college were brought together in 2003 to form St. John Fisher College ’ s first professional school, which was named the Bittner School of Business.

The Three-stage System was proposed in 1929 by Astley John Hilary Goodwin, a professional archaeologist, and Clarence van Riet Lowe, a civil engineer and amateur archaeologist, in an article titled " Stone Age Cultures of South Africa " in the journal Annals of the South African Museum.

Famous athletes include Baseball Hall of Fame members Roger Bresnahan and Addie Joss, U. S. boxing Olympian Devin Vargas, 2012 Olympic silver medalist Erik Kynard ( Track & Field, high jump ), professional basketball player John Amaechi, retired NBA player Jim Jackson, and NBA Champions Chicago Bulls Dennis Hopson.

Two such people are John Steed, top professional, and his partner Emma Peel, talented amateur.

John de Warenne, 6th Earl of Surrey's professional army of 3, 000 cavalry and 8, 000 to 10, 000 infantry met disaster as they crossed over to the north side of the river.

** John Cena, American professional wrestler, actor and singer

** John Kloza, Polish professional baseball player and manager ( d. 1962 )

* June 28 – John Heidenreich, American professional wrestler

** John Peltz, professional baseball player ( d. 1906 )

* November 29 – John Bradshaw Layfield, American professional wrestler

* November 29 – John " Bradshaw " Layfield, American professional wrestler

** John Hennigan, American professional wrestler

* 1939 – John Grieb, American gymnast and athlete ( b. 1879 )

* 1880 – John Daly, Irish athlete ( d. 1969 )

* John Walker ( athlete ) ( born 1952 ), New Zealander winner of the Olympic Games 1500 metre run in 1976, and long-standing champion in the mile run

* 1928 – John Disley, Welsh athlete

* 1879 – John Grieb, American gymnast and athlete ( d. 1939 )

* 1881 – John DeWitt, American athlete ( d. 1930 )

On this occasion, U. S. Navy Commander John Collins pointed out that a recent article in Sports Illustrated magazine had declared that Eddy Merckx, the great Belgian cyclist, had the highest recorded " maximum oxygen uptake " of any athlete ever measured, so perhaps cyclists were more fit than anyone.

Also in 1961, the year of her father's death, Rudolph won the James E. Sullivan Award, an award for the top amateur athlete in the United States, and visited President John F. Kennedy.

* June 5 – John Carlos, American athlete

* July 5 – John Woodruff, American athlete ( d. 2007 )

Following in his father's athletic footsteps, John Jr. won in 1947 the James E. Sullivan Award as the country's top amateur athlete.

The race was founded by the former Olympic champion and journalist Chris Brasher and Welsh athlete John Disley.

1910 Mecca Cigarettes card of John Flanagan ( athlete ) | John Flanagan, champion weight-thrower of the Irish American Athletic Club.

* John McCarthy ( athlete ), Paralympic athlete from Ireland

Lindy John Remigino ( born June 3, 1931 ) is an American track and field athlete, the 1952 Olympic 100 m champion.

* John DeWitt ( athletics ) ( 1881-1930 ), American track and field athlete

* John Anderson ( athlete ) ( 1907 – 1948 ), American Olympic discus thrower

* John Regis-Olympic athlete.

In 1911, Col. John Campbell Greenway, a Rough Rider and star Yale athlete, bought the New Cornelia mine from John Boddie.

* John Holland ( athlete ) ( 1926 – 1990 ), New Zealand athlete