Family name Januska (Januska 
, Januška 
) , around the globe, is quite a rare cognomen. The cognomen Januska is habitual in Lithuania, where it is quite a common surname, Slovakia, where it is quite a rare surname, and Czechia. Much less frequently, Januska is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Januska | Czechia, Lithuania, Slovakia, Hungary, United States |
| Januška | Croatia, Lithuania, Slovakia, Czechia |
| stan januska college basketball player (2006–2010) Morehead State; North Florida |
|
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| megan n januska researcher (ORCID 0000-0003-1419-6449) |
|