Last name Kotlarek (Kotlarek 
) , around the globe, is a rare family name. The family name Kotlarek is habitual in Poland, where it is quite a rare surname, Czechia, where it is a rare surname, and Ireland. Measured by absolute frequency, it most frequently occurs in Poland, the United States, and Germany. Likewise, Kotlarek is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kotlarek | Czechia, Poland, France, United States, Germany |
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gene kotlarek Olympic ski jumper, US (b. 1940) |
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| sabina kotlarek-haus Polish hematologist and internist, PL (b. 1928) |
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| katelyn j kotlarek researcher |
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| marta kotlarek researcher |
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