Piotr Hryniewicz died on April 8, 1932, in Warsaw, Mazowieckie, Poland.
Mieczysław Hryniewicz was born on 1949-08-31.
Mieczyslaw Hryniewicz was born on August 31, 1949, in Wasosz, Dolnoslaskie, Poland.
Piotr Loretz was born in 1946.
Piotr Wyrwas was born on June 22, 1958.
Piotr Papierz was born in 1962.
Piotr Makowski was born in 1965.
Piotr Cybulski was born in 1955.
Piotr Protasiewicz was born in 1975.
Piotr Siemionowski was born in 1988.
Piotr Wilczek was born in 1962.
Piotr Gawryś was born in 1955.