The Czech diaspora refers to both historical and present emigration from the Czech Republic, as well as from the former Czechoslovakia and the Czech lands (including Bohemia, Moravia and Silesia). The country with the largest number of Czechs living abroad is the United States.

• Austria (Vienna)
• Czechs and Slovaks in Bulgaria
• Czechs of Croatia
• Czechs in Poland
• Czechs in Romania
• Czechs in Serbia
• Czechs in Ukraine
• Czechs in France
• Czechs in the United Kingdom
• Czech diaspora in Israel
• Czech Americans (Baltimore, Omaha, Texas)
• Czech Canadians
• Czech Mexicans
• Czechs in Argentina
• Czech Brazilians
• Czech Australians

Below is a list of top 15 countries with the most Czech-born people. In the case of Germany, it is noteworthy that many might be Sudeten Germans, expelled from the Czech Republic following Germany's defeat in WW2.^[1]

 Germany: 603,049

 United States: 110,257

 Slovakia: 89,560

 United Kingdom: 45,578

 Austria: 37,118

 Canada: 22,677

  Switzerland: 15,522

 Australia: 14,045

 Spain: 11,539

 Russia: 11,249

 Italy: 9,536

 France: 8,907

 Ireland: 6,972

 Poland: 5,952

 Greece: 4,516

• Madeleine Albright, the first woman to become a United States Secretary of State
• Yehuda Bauer, an Israeli historian and scholar of the Holocaust
• Edouard Borovansky, a Czech-born Australian ballet dancer, choreographer and director
• Georgina Bouzova, an English television actress
• Louis Brandeis, an associate justice of the Supreme Court of the United States from 1916 to 1939
• Thomas Cech, a Nobel Laureate in chemistry
• Anton Cermak, the mayor of Chicago, Illinois, from 1931 until his assassination in 1933
• Eugene Cernan, a retired United States Navy officer and a former NASA astronaut and engineer
• Miloš Forman, a Czech-American director, screenwriter, professor, and an emigrant from Czechoslovakia
• André Glucksmann, a French philosopher and writer
• George Halas, a player, coach, owner and pioneer in professional American football
• Hippolyte Havel, a Czech anarchist who lived in Greenwich Village, New York
• Juscelino Kubitschek, a prominent Brazilian politician of Czech^[2] descent who was President of Brazil from 1956 to 1961
• Milan Kundera, a writer of Czech origin who has lived in exile in France since 1975, where he became a naturalized citizen in 1981
• Lenka, an Australian singer and songwriter
• Jim Lovell, a former NASA astronaut and a retired captain in the United States Navy
• Felix Moscheles, an English painter, peace activist and advocate of Esperanto
• Kim Novak, is an American actress best known for her performance in the 1958 film Vertigo
• Fredy Perlman, an author, publisher and activist
• Jan Pinkava, a Czech-British animator and film director
• Václav Smil, a Czech-Canadian scientist and policy analyst
• Josef Škvorecký, a leading contemporary Czech writer and publisher who has spent much of his life in Canada
• Tom Stoppard, a British playwright, knighted in 1997
• Roberto Weiss, an Italian-British scholar and historian
• John Zerzan, an American anarchist and primitivist philosopher and author
• Robert Vanasek, an American politician
• Exene Cervenka, an American singer

• History of the Czech Republic
• List of Czechs

• Dejmek, Andrea Theresa. The Canadian Czech Diaspora: Bilingual and Multilingual Language Inheritance and Affiliations, McGill University, 2007.