Piotr Gacek was born in 1978.
Urszula Gacek was born in 1963.
Agnieszka Gacek has written: 'Jan Matejko, 1838-1893' -- subject(s): Juvenile literature
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 Wawrzeniuk was born in 1971.
Piotr Janowski was born in 1951.
Piotr Gąsowski was born in 1964.
Piotr Cybulski was born in 1955.
Piotr Napierała was born in 1982.
Piotr Protasiewicz was born in 1975.