Klaudia Dernerová

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| name = Klaudia Dernerová

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| birth_date = {{Birth date and age|1971|6|21|df=y}}

| birth_place = Prešov, Czechoslovakia

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| occupation = Opera singer

| years_active = 1995-present

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Klaudia Dernerová (born 21 June 1971) is a Slovak opera soprano and Alfréd Radok Award winner.

She received the Alfréd Radok Award for Best Actress in 2000 for her portrayal of the title role in a Czech production of the Dmitri Shostakovich play Lady Macbeth of the Mtsensk District at the National Theatre in Prague.{{cite web|url=https://www.irozhlas.cz/zpravy-domov/hlavni-cenu-alfreda-radoka-ziskal-syn-david-radok_200104202257_mkaclova|title=Hlavní cenu Alfreda Radoka získal syn David Radok|language=cs|work=irozhlas.cz|date=|accessdate=2 October 2017}} At the 2000 Thalia Awards she won the category of Best Female Performance in an Opera for the same work.

She took part in the BBC Cardiff Singer of the World competition in 2001, becoming the first contestant from her native Slovakia to compete.{{cite web|url=http://www.bbc.co.uk/wales/cardiffsinger/sites/2001/pages/slovakia.shtml|title=Slovakia: Klaudia Dernerová|work=BBC|date=1 July 2001|accessdate=2 October 2017}}