Cognomen Duczmal (Duczmal 
) , in the world, is a rare last name. The last name Duczmal is habitual in Poland, where it is quite a rare surname, Australia, where it is a rare surname, and Germany. Also, Duczmal is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Duczmal | Germany, Australia, Poland, France, Brazil |
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agnieszka duczmal Polish conductor, PL (b. 1946) |
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| henryk duczmal PL (b. 1908) |
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| małgorzata duczmal (b. 1946) |
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| denise burgarelli duczmal D.Sc. Pontifícia Universidade Católica do Rio de Janeiro 1998 |
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| luiz henrique duczmal Brazilian astronomer, BR |
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| luiz henrique duczmal researcher |
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| luiz henrique duczmal Ph.D. Pontifícia Universidade Católica do Rio de Janeiro 1997 |
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| falko duczmal |
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