Family name Košanová (Košanová 
) , around the globe, is a very rare cognomen. The surname Košanová is characteristic of Eastern Europe, particularly Czechia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Košanová | Czechia |
| marcela košanová CZ (b. 1952) |
|
|
| margita dana košanová SK (b. 1953) |
|
|
| martina košanová (b. 1971) |
|