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World Prisons

A public reference of worldwide prison statistics, facility profiles, and oversight reports.

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Important

Data is aggregated from public sources and may be incomplete or out of date. Verify against primary sources before relying on any figure. Every field cites its source on the entity page.

© 2026 World Prisons. Not affiliated with any government or correctional administration. Data released under CC-BY-4.0.

Karl Ammer

1898–1945

Nationality: Austria
Occupation: locksmith

Incarceration history

Facilities

Mauthausen concentration camp
Dates unknown
Mauthausen concentration camp
Dates unknown

Related people

Same nationality and era where possible; falls back to shared nationality or era.

Ester Tencer
1909–1990Austria
Johann Neuffer
1912Austria
Rudolf Hilferding
1877–1941Austria
Betty Hirsch
1919–1996Austria
Georg Krausz
1894–1973Austria
Richard Steidle
1881–1940Austria
Richard Steidle (20 September 1881 â 30 August 1940) was an Austrian lawyer and the leader of the paramilitary Heimwehr in Tyrol.

External references

Wikidata (Q20746580)