Cognomen Galler (Gallus 
, Galler 
, 加勒 
) , across the world, is a common family name. The surname Galler is habitual in Austria, where it is quite a common surname, Germany, where it is quite a rare surname, and North Macedonia. Measured by absolute frequency, the name is most common in Germany, the United States, and Italy. Much less frequently, Galler is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gallus | Germany, Tanzania, Italy, Poland, United States |
| Galler | Austria, Germany, Italy, Poland, United States |
| 加勒 | China |
| Галлер | Kazakhstan, Russia, Ukraine, Kyrgyzstan |
| hieronymus galler German publisher, DE (b. 1501) |
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katharina elisabeth freifrau von galler (b. 1607) |
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| maximilian galler priest and theologist, AT (b. 1669) |
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| leopold galler (b. 1682) |
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| niklas von galler (b. 1761) |
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| julius oskar galler German politician and bookseller (1844-1905), DE (b. 1844) |
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| esther galler holocaust victim, b. 1868-07-25, DE (b. 1868) |
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bernard galler American mathematician and computer scientist, US (b. 1928) |
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janina r. galler Professor of Psychiatry, US (b. 1949) |
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| walter galler Swiss footballer, CH (b. 1899) |
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| max galler Swiss association football player (1903-1970), CH (b. 1903) |
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| anton galler Austrian military personnel (1915-1995), AT (b. 1915) |
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| eva galler (1924-2006) (b. 1924) |
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| jiří galler CZ (b. 1923) |
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loren galler-rabinowitz figure skater, US (b. 1986) |
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