Family name Lersch (Lersch 
) , all over the world, is quite a rare last name. The family name Lersch is characteristic of Germany, where it is quite a rare surname, Austria, where it is a rare surname, and Brazil. In absolute terms, it is commonest in Germany, Brazil, and the United States.
| VARIANT | COUNTRY |
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| Lersch | Austria, Germany, Brazil, United States, Belgium |
| paul lersch DE (b. 1635) |
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bernhard maximilian lersch German naturalist and physician (1817-1902), DE (b. 1817) |
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| laurenz lersch German classical philologist (1811-1849), DE (b. 1811) |
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heinrich lersch German worker poet and boilermaker, DE (b. 1889) |
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philipp lersch German psychologist and philosopher (1898-1972), DE (b. 1898) |
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| emil lersch German judge (1879-1963), DE (b. 1879) |
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| georg lersch (b. 1872) |
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| willy lersch DE (b. 1914) |
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markus lersch DE (b. 1980) |
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| erwin lersch Norwegian missionary (b. 1943) |
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| barry lersch American baseball player, US (b. 1944) |
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| edgar lersch German media historian and archivist, DE (b. 1945) |
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| paul lersch (b. 1935) |
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| thomas lersch (b. 1935) |
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| gregor lersch German writer, DE (b. 1949) |
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