Szczepan Witkowski died in 1937.
Szczepan Witkowski was born in 1898.
Szczepan Szczeniowski died in 1979.
Szczepan Ścibior died in 1952.
August Witkowski died in 1913.
Georg Witkowski died in 1939.
Georges Martin Witkowski died in 1943.
Szczepan Baczynski died on January 9, 1989, in Warsaw, Mazowieckie, Poland.
Charles S. Witkowski died on 1993-06-01.
Andrzej Witkowski died on June 26, 1977, in Torun, Kujawsko-Pomorskie, Poland.
Szczepan Sadurski was born in 1965.
Szczepan Skomra was born in 1949.
Szczepan Kończal was born in 1985.