Cognomen Ясински (Jasinski 
, Ясински 
, Iasinski 
) , across the world, is a common family name. The family name Ясински is habitual in Poland, where it is quite a common surname, Lithuania, where it is quite a rare surname, and Estonia. In absolute terms, it is the most numerous in Poland, the United States, and Germany. Also, Ясински is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jasinski | Germany, United States, Poland, France, Brazil |
| Ясински | Russia |
| Iasinski | Georgia, Poland, Argentina, Brazil |
| Yasinski | Brazil, United States, Argentina, Canada, Lithuania |