NameMarian Kowalski BirthDate unknown, Poland NoteWe think Marian and Sylwia live in the Kwidzyn area of northern Poland. They have no children at last word. Sylwia is Joseph Lasica‘s second cousin. Spouses 1Sylwia (Sylvia) Lasica Birth1969, Poland FatherStefan Lasica (1934-1997) MotherKazimera Gochna (1929-1999)