Family name Langenegger (Langenegger 
) , in the entire world, is quite a rare cognomen. The surname Langenegger is characteristic of Switzerland, where it is quite a common surname, Liechtenstein, where it is quite a rare surname, and El Salvador. Measured by absolute frequency, it is the most numerous in Switzerland, Germany, and the United States. Very seldom, Langenegger is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Langenegger | Germany, South Africa, Switzerland, El Salvador, United States |
| konrad langenegger (1749-1818), CH (b. 1749) |
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| ulrich langenegger (b. 1861) |
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| johannes langenegger (Swiss, 1879–1951) (b. 1879) |
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| rosa langenegger Swiss sculptor, CH (b. 1880) |
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josef langenegger Swiss politician, CH (b. 1949) |
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| georg anton langenegger (1904-1990), CH (b. 1904) |
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johann langenegger German military personnel, DE (b. 1958) |
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| wendel langenegger Swiss journalist and archivist (1912-2005), CH (b. 1912) |
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florian langenegger Swiss gymnast, CH |
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| marcel langenegger Swiss film director, producer and screenwriter (1968-2015), CH (b. 1968) |
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| philipp langenegger Swiss actor, CH (b. 1976) |
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| urs langenegger CH (b. 1968) |
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| eduard langenegger researcher |
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| johann matthias langenegger |
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| lukas langenegger |
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