Cognomen Stader (Stader 
) , all over the world, is quite a rare family name. The surname Stader is characteristic of Germany, where it is a rare surname, Slovenia, and Austria. Not in comparison with a country's population, this name is the most popular in Germany, the United States, and Austria. Much less frequently, Stader is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Stader | United States, Austria, China, Germany, Brazil |
| gustav stader (b. 1821) |
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maria stader Swiss operatic soprano, CH (b. 1911) |
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| paul stader American actor (1911-1991), US (b. 1911) |
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| manfred stader (b. 1958) |
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| ingo stader (b. 1966) |
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| andrea stader Ph.D. Universität Trier 1992 |
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| johannes franz stader Ph.D. Universität Berlin 1854 |
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| felix stader researcher (ORCID 0000-0002-4223-6754) |
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| julius stader |
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