| Type: | Archbishop |
| Honorific-Prefix: | His Excellency |
| Krzysztof Antoni Szembek | |
| Church: | Roman Catholic |
| Archdiocese: | Gniezno |
| Coat Of Arms: | POL COA Szembek.svg |
| Coat Of Arms Alt: | Episcopal coat of arms ofKrzysztof Antoni Szembek, |
| Birth Date: | 25 March 1667 |
| Birth Place: | Szczepanowo |
| Death Place: | Łowicz |
| Nationality: | Polish |
Krzysztof Antoni Szembek was born on 25 March 1667 in the village of Szczepanowo and died on 6 July 1748 in Łowicz. He was the Bishop of Livonia from 1711, the Bishop of Poznań from 1717 to 1719, the Kujawy Bishop from 1719 to 1739,[1] the Archbishop of Gniezno and Primate of Poland from 1739, a clerical referendary in 1709, a Pomeranian archdeacon, the canon of Włocławek and the canon of Przemyśl in 1699.[2]