Jan Fischer may refer to:
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Jan Fischer (politician)
Jan Fischer (; born 2 January 1951) is a Czech politician who served as the prime minister of the Czech Republic from April 2009 to July 2010, heading a caretaker government. Later he was the minister of Finance from July 2013 to January 2014 i ...
(born 1951), former Prime Minister of the Czech Republic
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Jan Fischer (Czech actor) (1921–2011), Czech Jewish actor and theatre director
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Jan Fischer (rower), German rower
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Johann Bernhard Fischer von Erlach
Johann Bernhard Fischer von Erlach (20 July 1656 – 5 April 1723) was an Austrian architect, sculptor, engraver, and architectural historian whose Baroque architecture profoundly influenced and shaped the tastes of the Habsburg Empire. His inf ...
(or ''Jan Fischer z Erlachu'', 1656–1723), Austrian architect
{{hndis, Fischer, Jan