Family name Busack (Busack 
) , globally, is quite a rare last name. The last name Busack is habitual in Germany, where it is a rare surname, Denmark, and the United States.
| VARIANT | COUNTRY |
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| Busack | Germany, Indonesia, United States, South Africa, Denmark |
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friedrich busack DE (b. 1899) |
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| jeanette busack holocaust victim, b. 1861-04-06, CZ (b. 1861) |
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| frida busack holocaust victim, b. 1868-10-02, DE (b. 1868) |
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| otto busack (b. 1909) |
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| jürgen busack German politician, DE (b. 1935) |
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| stephen d. busack American herpetologist (b. 1944) |
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| richard von busack American film critic, US (b. 1958) |
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| brit busack researcher |
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| cordula busack German handball player and association football player, DE (b. 1986) |
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