Kosminsky

Kosminsky, feminine: Kosminskaya is a Russian surname originated in clergy, derived from the name of St. Cosmas.Boris Unbegaun, Русские фамилии, pp. [https://archive.org/details/russiansurnames/page/n167/mode/2up 169–180] Polish equivalent: Kośminski/Kośminska. Notable people with the surname include:

• Ekaterina Kosminskaya
• Eugene Kosminsky
• Peter Kosminsky