The place, originally called Ruda, may have developed out of an old Slavic castle and a church built in approximately 1100 by Piotr Włostowic of Dunin, though no documents are saved.
Piotr Szczepanik | Piotr Andrejew | Piotr Wilczewski | Piotr Sztompka | Piotr Parasiewicz | Piotr Myszkowski | Piotr Dumała | Piotr Chvertko | Piotr Bikont | Piotr Zieliński | Piotr Wysz Radoliński | Piotr Wróbel | Piotr Włostowic | Piotr Wilniewczyc | Piotr Trochowski | Piotr Szulkin | Piotr Stoiński Jr. | Piotr Sobociński | Piotr Skarga | Piotr Rubik | Piotr Napierała | Piotr Gamrat | Piotr Fronczewski | Piotr Anderszewski | Andrzej Piotr Ruszczyński |