The name Franciszek has name days in Poland on February 17, March 2, April 2, May 11, June 4, June 17, June 20, July 14, August 21, September 16, September 17, September 25, September 29, October 4, October 10, October 29, November 24, and December 3.
Franciszek is a distinctively Polish name that reflects deep historical roots and a strong, elegant personality. Derived from Late Latin, it signifies a connection to the Frankish people and carries a sense of freedom. Although rarely found in the United States, it is a stable and popular choice in Poland. The name is categorized as masculine and is known for its classic, grounded, and sophisticated tone. Its usage has remained consistent over the centuries, serving as a testament to its enduring nature. It remains a hallmark of traditional naming conventions in Central Europe.
| Country | Day | Month | Names |
 Poland | 17 | February | Donat, Donata, Franciszek, Izydor, Julian, Konstanty, Łukasz, Niegomir, Sylwin, Zbigniew, Zbyszko |
| Poland | 2 | March | Absalon, Franciszek, Halszka, Helena, Henryk, Januaria, Krzysztof, Lew, Michał, Paweł, Piotr, Radosław, Symplicjusz |
| Poland | 2 | April | Franciszek, Sądomir, Urban, Władysław, Władysława |
| Poland | 11 | May | Adalbert, Benedykt, Filip, Franciszek, Iga, Ignacja, Ignacy, Lew, Lutogniew, Mamert, Mira, Żegota |
| Poland | 4 | June | Bazyliusz, Dacjan, Franciszek, Gościmił, Karol, Karp |
| Poland | 17 | June | Adolf, Adolfa, Adolfina, Agnieszka, Alf, Drogomysł, Franciszek, Laura, Marcjan, Radomił, Rainer, Wolmar |
| Poland | 20 | June | Bogna, Bogumiła, Bożena, Florentyna, Franciszek, Michał, Rafaela, Rafał, Sylwery |
| Poland | 14 | July | Bonawentura, Damian, Dobrogost, Franciszek, Izabela, Kosma, Marceli, Marcelin, Marcelina, Stella, Ulrych, Ulryk, Ulryka |
| Poland | 21 | August | Adolf, Adolfa, Adolfina, Alf, Bernard, Emilian, Filipina, Franciszek, Joanna, Kazimiera, Męcimir |
| Poland | 16 | September | Antym, Cyprian, Edda, Edyta, Eufemia, Eugenia, Franciszek, Jakobina, Kamila, Kornel, Lucja, Łucja, Sebastiana, Sędzisław, Wiktor, Wiktoriusz |
| Poland | 17 | September | Ariadna, Dezyderiusz, Drogosław, Franciszek, Hildegarda, Justyn, Justyna, Lambert, Lamberta, Narcyz, Teodora |
| Poland | 25 | September | Aureli, Aurelia, Aurelian, Franciszek, Gaspar, Herkulan, Kamil, Kleofas, Kleopatra, Ładysław, Piotr, Rufus, Świętopełk, Wincenty, Władysław, Władysława, Włodzisław |
| Poland | 29 | September | Dadźbog, Franciszek, Michalina |
| Poland | 4 | October | Edwin, Franciszek, Konrad, Konrada, Manfred, Manfreda, Rozalia |
| Poland | 10 | October | Franciszek, German, Kalistrat, Lutomir, Paulin, Tomił |
| Poland | 29 | October | Euzebia, Franciszek, Longin, Longina, Lubogost, Narcyz, Teodor, Wioletta |
| Poland | 24 | November | Dobrosław, Emilia, Emma, Flora, Franciszek, Gerard, Gerarda, Gerhard, Jan, Mina, Pęcisław, Protazy |
| Poland | 3 | December | Franciszek, Kasjan, Ksawery, Lucjusz, Unimir |