Boleslaw II Mazovia
Boleslaw II was born in 1251.  He died at the age of 62 on April 20th, 1313.

 Gaudemunda Zofia Princess Of Lithuania
Gaudemunda Zofia Princess Of was born about 1260 in Trakai,Vilnius,Lithuania.  She died in 1288.

 Trojden I Piast
Trojden I was born about 1285 in Sochaczew,Warsaw,Poland.