Cognomen Koszykowski (Koszykowski 
) , in the entire world, is a rare last name. The last name Koszykowski is characteristic of Poland, where it is a rare surname, Romania, and the United Kingdom, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in Poland, the United States, and Romania. Likewise, Koszykowski is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Koszykowski | Germany, Romania, United Kingdom, United States, Poland |
|
izydor koszykowski Polish communist activist, PL (b. 1901) |
|
| dariusz koszykowski Polish canoeist, PL (b. 1972) |
|