Jozef's name day is March 19 in Slovakia.
Jozef is a widely used name in Central and Eastern Europe, particularly in Slovakia and Poland, representing a core Slavic variation of a historically classic name. It is firmly classified as a male name, carrying a strong, grounded, and formal tone that conveys reliability. While less common in the United States, it remains a timeless identifier with deep cultural roots. The name is celebrated for its structural stability and its refusal to bow to fleeting trends. Overall, Jozef is perceived as an elegant, sturdy name that reflects a rich, ancestral heritage.
| Country | Day | Month | Names |
 Poland | 4 | February | Andrzej, Gilbert, Jan, Joanna, Józef, Mariusz, Weronika, Witosława |
| Poland | 14 | February | Adolf, Adolfa, Adolfina, Alf, Cyryl, Dobiesława, Dobisława, Józef, Józefa, Konrad, Konrada, Krystyna, Lilian, Liliana, Mikołaj, Niemir, Niemira, Walenty, Zenon, Zenona |
| Poland | 15 | February | Faustyn, Georgia, Georgina, Jordan, Jowita, Józef, Klaudiusz, Przybyrad, Sewer |
| Poland | 28 | February | Chwalibóg, Józef, Makary, Nadbor, Roman |
| Poland | 1 | March | Albin, Antoni, Antonina, Budzisław, Budzisz, Eudokia, Eudoksja, Ewdokia, Feliks, Herakles, Herkules, Jewdocha, Joanna, Józef, Nikifor, Piotr |
| Poland | 12 | March | Bernard, Blizbor, Grzegorz, Józefina, Wasyl |
| Poland | 19 | March | Bogdan, Józef |
| Poland | 17 | April | Anicet, Innocenta, Innocenty, Jakub, Józef, Klara, Radociech, Robert, Roberta, Rudolf, Rudolfa, Rudolfina, Stefan |
| Poland | 1 | May | Aniela, Filip, Jakub, Jeremi, Jeremiasz, Józef, Lubomir |
| Poland | 23 | June | Agrypina, Albin, Bazyli, Józef, Piotr, Prosper, Wanda, Zenon, Zenona |
| Poland | 28 | June | Amos, Ireneusz, Józef, Leon, Paweł, Raissa, Zbrosław |
| Poland | 4 | July | Ageusz, Alfred, Aurelian, Elżbieta, Innocenta, Innocenty, Józef, Julian, Malwin, Malwina, Odo, Teodor, Wielisław |
 Slovakia | 6 | August | Jozefína |
| Poland | 27 | August | Angel, Angelus, Cezary, Gebhard, Józef, Kalasanty, Małgorzata, Przybymir, Rufus, Teodor |
| Poland | 18 | September | Dobrowit, Irena, Irma, Józef, Ryszarda, Stefania, Tytus, Zachariasz |
| Poland | 3 | October | Eustachiusz, Eustachy, Ewald, Gerard, Gerarda, Gerhard, Heliodor, Józefa, Kandyd, Sierosław, Teresa |
| Poland | 14 | November | Aga, Agata, Damian, Elżbieta, Emil, Emiliusz, Jozafat, Józef, Judyta, Kosma, Laurenty, Lewin, Ścibor, Ścibora, Serafin, Wszerad |