Family name Haleck (Haleck 
) , around the globe, is a very rare cognomen. The family name Haleck is characteristic of Germany, where it is a very rare surname, Canada, and the United States, where it is an extremely rare surname. In absolute terms, it is commonest in Germany, the United States, and Brazil. More prevalently, Haleck is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Haleck | Germany, Canada, Brazil, United States, Democratic Republic of the Congo |
| pepe haleck nurse, US (b. 1894) |
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| arthur haleck Clerk; Affiant in the Nuremberg Trials, DE (b. 1897) |
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| o. vincent haleck American Samoan Mormon leader (b. 1949) |
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