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Agnès Street-Klindworth

1825 – 1906

Journalist, spy and lover of Franz Liszt

Spy Covert agent
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About Agnès Street-Klindworth

Lived 1825 – 1906 (aged 81). Agnès Street-Klindworth was a German spy and covert agent.

Agnes Street-Klindworth, also Agnes Denis-Street, was the illegitimate daughter of journalist, actor and diplomat Georg Klindworth (1798–1882) and a Danish actress named Brigitta Bartels (1786–1864).

Biography Agnès worked as a political spy and journalist. She was born on 19 October 1825 in Bremen, Germany. She arrived in Weimar in 1853, as one of Peter Cornelius' pupils for harmony.

Agnès gave birth to her first son named Ernst August Georg, known as Georges Street, on 21 January 1854. Her second child with her husband Captain Ernst Denis-Street was named Charles, born on 18 July 1855. Her third child was named Fernande (16 December 1856 – 23 August 1857), daughter of the composer and revolutionary activist Ferdinand Lassalle. Henri, her illegitimate fourth child, was probably raised as a foster child by another family or died like his sister.

She moved to Paris with Ernst and her two sons in February 1868. She died in the surroundings of Paris on 25 December 1906 at the age of 81.

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Important facts

Birth century
Occupation
Nationality
Also known as
Agnès Denis-Street, Agnès Street, Agnès Klindworth, Agnès

People in Agnès Street-Klindworth's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped Agnès Street-Klindworth's

Frequently asked questions

Who was Agnès Street-Klindworth?

journalist, spy and lover of Franz Liszt

When was Agnès Street-Klindworth born?

Agnès Street-Klindworth was born on 19 October 1825 in Bremen.

When did Agnès Street-Klindworth die?

Agnès Street-Klindworth died on 25 December 1906 in 9th arrondissement of Paris.

What was Agnès Street-Klindworth's occupation?

Agnès Street-Klindworth was a spy and covert agent.

What nationality was Agnès Street-Klindworth?

Agnès Street-Klindworth was German.

Sources & further reading

· Wikipedia: Agnès Street-Klindworth

· Wikidata: Q14331224

· DBpedia: Agnes Street-Klindworth

Cite this page

APA: Biography.guide. (2026). Agnès Street-Klindworth. https://biography.guide/agnes-street-klindworth/

MLA: "Agnès Street-Klindworth." Biography.guide, https://biography.guide/agnes-street-klindworth/.

Chicago: "Agnès Street-Klindworth." Biography.guide. https://biography.guide/agnes-street-klindworth/.

Data last updated: 2026-09-20 · Spot an error? Report a correction.

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