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Family name Koscinska (Koscinska ) , in the world, is a rare last name. The cognomen Koscinska is habitual in Poland, where it is a rare surname, New Zealand, where it is a very rare surname, and the United Kingdom. In absolute terms, it is commonest in Poland, the United Kingdom, and the United States. More frequently, Koscinska is the forename as well as the last name.
VARIANT | COUNTRY |
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Koscinska | United Kingdom, United States, Poland, Canada, New Zealand |
Kościńska, and Косцинська