Waclaw Sieroszewski was born on August 24, 1858, in Wlka Kozlowska, Poland, Russian Empire [now Wlka Kozlowska, Mazowieckie, Poland].
Waclaw Korabiewicz died in 1994.
Waclaw Godlewski died in 1996.
Waclaw Wajser died in 1981.
Waclaw Rolicz-Lieder died in 1912.
Waclaw Kowalski died on October 27, 1990, in Brwinw, Mazowieckie, Poland.
Waclaw Rogucki died on May 18, 1998, in Gdynia, Pomorskie, Poland.
Waclaw Ulewicz died on December 7, 1990, in Warsaw, Mazowieckie, Poland.
Waclaw Berent died on November 19, 1940, in Warsaw, Mazowieckie, Poland.
Waclaw Domieniecki died on July 4, 1988, in Warsaw, Mazowieckie, Poland.
Waclaw Dybowski died on June 3, 1984, in Bialogard, Zachodniopomorskie, Poland.
Waclaw Zastrzezynski died on November 22, 1959, in Katowice, Slaskie, Poland.