Rubuta ci gaba don wannan sakin layi - Piotr Gembicki haife shi a cikin dangin masarautar Poland na Nałęcz makamai a Gniezno a ranar 10 ga Oktoba 1585 kuma ya fara aikinsa na Ikklisiya da wuri kuma ya halarci makarantun ilimi a ƙasashen waje. Daga baya ya zama sakataren sarki Sigismund III Vasa kuma mai kula da Chancery na Crown. Bayan ɗan Sigismund, Władysław IV Vasa, ya gaji kursiyin Poland a shekara ta 1632, Gembicki ya jagoranci tawagar diflomasiyya zuwa Ferdinand II, Sarkin Roma Mai Tsarki. A cikin 1635 ya shiga cikin tattaunawar tare da Muscovy bayan Yaƙin Smolensk
Ka yi haƙuri. A watan Disamba na 1635 ya zama Mataimakin Chancellor na Crown da Bishop na Przemyśl. Tun daga wannan lokacin, tasirinsa da wadatarsa suka ƙaru, kuma a cikin 1638 ya zama Babban Chancellor na Crown.