Sosinski Family History
Sosinski Surname Meaning
Polish (Sosiński): habitational name for someone from any of the places called Sosna, Sosno, or Sośno in Masovian or Kuyavian-Pomeranian voivodeships, derived from the adjective sosieński (or from now extinct surname Sosieński).
The places are named with Polish sosna ‘pine tree’.
Source: Dictionary of American Family Names 2nd edition, 2022
