Last name Kosakowski (Kosakowski 
) , throughout the world, is quite a rare family name. The last name Kosakowski is characteristic of Poland, where it is quite a rare surname, Germany, where it is a rare surname, and the United States. Also, Kosakowski is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Kosakowski | Germany, Canada, Poland, United Kingdom, United States |
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michal kosakowski Polish film director, PL (b. 1975) |
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daniel kosakowski American tennis player, US (b. 1992) |
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jakub kosakowski chess player |
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| jakub kosakowski researcher (ORCID 0000-0002-0802-1135) |
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| jake kosakowski college basketball player (2020–202_) UC-San Diego |
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| georg kosakowski researcher |
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