Surname Dumrath (Dumrath 
) , around the globe, is a rare family name. The cognomen Dumrath is habitual in Western Europe, particularly Switzerland, where it is a rare surname, Germany, and Austria. Much less frequently, Dumrath is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Dumrath | Germany, Belgium, Austria, Italy, Switzerland |
| johann heinrich dumrath (b. 1767) |
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oscar heinrich dumrath Swedish translator and writer (1844-1929), SE (b. 1844) |
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| hermann dumrath PL (b. 1818) |
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| friedrich julius hermann dumrath PL (b. 1851) |
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| hermann karl dumrath PL (b. 1854) |
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| willy dumrath German teacher, DE (b. 1888) |
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| karlheinrich dumrath (b. 1911) |
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| valentin dumrath |
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