Last name Toplak (Toplak 
) , across the world, is quite a rare family name. The last name Toplak is habitual in Slovenia, where it is quite a common surname, Croatia, and Hungary, where it is quite a rare surname. In absolute terms, it is commonest in Slovenia, Croatia, and Turkey.
| VARIANT | COUNTRY |
|---|---|
| Toplak | Turkey, Hungary, Slovenia, Germany, Croatia |
| franc toplak SI (b. 1818) |
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| franc toplak SI (b. 1857) |
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ludvik toplak Slovenian politician, SI (b. 1942) |
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| franc toplak SI (b. 1885) |
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simon toplak SI (b. 1940) |
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fred toplak German politician, DE (b. 1959) |
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| janža toplak (b. 1909) |
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jurij toplak Slovenian jurist, SI (b. 1977) |
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| marija toplak SI (b. 1941) |
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| franc toplak SI (b. 1959) |
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| samir toplak Croatian footballer, HR (b. 1970) |
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| ivan toplak researcher (ORCID 0000-0002-7900-3305), SI (b. 1972) |
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| mark toplak SI (b. 1963) |
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| nataša toplak SI (b. 1967) |
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| sebastjan toplak Slovenian rower, SI (b. 1979) |
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