( Rossum's Universal Robots ) ( 1921 ) – the play that introduced the word robot to the world – were organic artificial humans, the word " robot " has come to primarily refer to mechanical humans, animals, and other beings.

* 1921 – Robert Cliche, Canadian politician and magistrate ( d. 1978 )

* 1921 – Black Friday: mine owners announce more wage and price cuts, leading to the threat of a strike all across England.

* 1921 – Tove Maës, Danish actress ( d. 2011 )

* 1921 – The British install the son of Sharif Hussein bin Ali ( leader of the Arab Revolt of 1916 against the Ottoman Empire ) as King Faisal I of Iraq.

* 1921 – Georg Alexander, Duke of Mecklenburg ( d. 1996 )

* 1921 – Leo Penn, American director ( d. 1998 )

* 1921 – Ernest Angley, American evangelist and broadcaster

* 1921 – J. James Exon, American politician ( d. 2005 )

They won the first eight matches in succession including a 5 – 0 whitewash in 1920 – 1921 at the hands of Warwick Armstrong's team.

* 2008 – Jake Warren, Canadian diplomat ( b. 1921 )

* 2012 – N. K. P. Salve, Indian politician ( b. 1921 )

The most important Canadian theorist was an American immigrant, Henry Wise Wood, president of the United Farmers of Alberta ( UFA ) during that movement's time as the governing party of the province ( 1921 – 1935 ).

* 1921 – Jack Kramer, American tennis player ( d. 2009 )

* 1921 – Major League Baseball Commissioner Kenesaw Mountain Landis confirms the ban of the eight Chicago Black Sox, the day after they were acquitted by a Chicago court.

* 1921 – Marilyn Maxwell, American actress ( d. 1972 )

* 1921 – Richard Adler, American songwriter and composer ( d. 2012 )

* 1921 – Hayden Carruth, American poet and critic ( d. 2008 )

* 1999 – Byron Farwell, American historian ( b. 1921 )

The second generation was led by Fernand Braudel ( 1902 – 1985 ) and included Georges Duby ( 1919 – 1996 ), Pierre Goubert ( 1915 – 2012 ), Robert Mandrou ( 1921 – 1984 ), Pierre Chaunu ( 1923 – 2009 ), Jacques Le Goff ( 1924 – ) and Ernest Labrousse ( 1895 – 1988 ).

Robert Thurston (" Bob ") Dart ( 3 September 1921 – 6 March 1971 ), was a British musicologist, conductor and keyboard player.

Thurston Twigg-Smith ( born 1921 ) is a businessman and philanthropist from Hawaii.

* Blackburn T. 2 Dart ( 1921 )-single-engine, single-seat biplane torpedo bomber

* 1921 – Peter Ustinov, English actor ( d. 2004 )

* 1921 – Sam Cook, English cricketer ( d. 1996 )

* 1921 – Arthur Mold, English cricketer ( b. 1863 )

The club entered the Football League in 1921 with the formation of the old Third Division ( North ); after haunting the lower reaches of English football for forty years, they eventually resigned from the League in 1962, due to financial problems, and folded in 1965.

* The Cambridge History of English and American Literature, Volume I Ch. 6. 5: De Consolatione Philosophiae, 1907 – 1921.

On November 29, 1921, the trustees declared it to be the express policy of the Institute to pursue scientific research of the greatest importance and at the same time " to continue to conduct thorough courses in engineering and pure science, basing the work of these courses on exceptionally strong instruction in the fundamental sciences of mathematics, physics, and chemistry ; broadening and enriching the curriculum by a liberal amount of instruction in such subjects as English, history, and economics ; and vitalizing all the work of the Institute by the infusion in generous measure of the spirit of research.

Consider roim ‘ crime ’ versus English crime or taunima ‘ to condemn, disapprove ’ versus Finnish tuomita ‘ to condemn, to judge ’ ( these Aavikisms appear in Aavik ’ s 1921 dictionary ).

* 1921 – Frank Thornton, English actor

* 1921 – Christopher Derrick, English writer ( d. 2007 )

J. Edgar Hoover was born on New Year's Day 1895 in Washington, D. C., to Anna Marie ( née Scheitlin ; 1860 – 1938 ), who was of German Swiss descent, and Dick Naylor Hoover, Sr. ( 1856 – 1921 ), of English and German ancestry.

* 1921 – Richard Leacock, English director ( d. 2011 )

* 1863 – Arthur Mold, English cricketer ( d. 1921 )

* 1921 – Humphrey Lyttelton, English musician, composer, and broadcaster ( d. 2008 )

* 1991 – Stan Mortensen, English footballer ( b. 1921 )

The term is a transliteration of the Ancient Greek (), meaning " imitator, pretender ", and was used in 1904, by the German evolutionary biologist Richard Semon, best known for his development of the engram theory of memory, in his work Die mnemischen Empfindungen in ihren Beziehungen zu den Originalempfindungen, translated into English in 1921 as The Mneme.

* 1844 – Ernest Myers, English poet, Classicist and author ( d. 1921 )

Jung's seminal 1921 book on the subject is available in English as Psychological Types.

* 2006 – Malcolm Arnold, English composer and trumpeter ( b. 1921 )

* 1921 – Edwin Richfield, English actor ( d. 1990 )

* 1855 – William Friese-Greene, English photographer ( d. 1921 )

* 1921 – Richard Gordon, English author

The word transition was first used to describe the elements now known as the d-block by the English chemist Charles Bury in 1921, who referred to a transition series of elements during the change of an inner layer of electrons ( for example n = 3 in the 4th row of the periodic table ) from a stable group of 8 to one of 18, or from 18 to 32.

Violette Szabo was born Violette Reine Elizabeth Bushell in Paris, France, on 26 June 1921, the second child of a French mother and an English taxi-driver father, who had met during World War I.

** Sir Dirk Bogarde, English actor ( b. 1921 )