| Ülke | Gün | Ay | İsimler |
 Polonya | 1 | Ocak | Maslav, Mieczysław, Mieczysława, Mieszko |
| Polonya | 2 | Ocak | Abel, İzidor, Makari, Odil, Strzeżysław |
| Polonya | 3 | Ocak | Arletta, Dan, Daniş, Danuta, Hanok, Genovefa, Piotr, Włościsława |
| Polonya | 4 | Ocak | Angelika, Aniela, Benedikta, Benita, Dobromir, Dobromir, Eugeniusz, Grzegorz, İzabela, Leonia, Rygobert, Tytus |
| Polonya | 5 | Ocak | Edward, Emilian, Emiliusz, Hanna, Simeon, Şimon, Telesfor, Vlosibor |
| Polonya | 6 | Ocak | Andrzej, Balcer, Baltazar, Bolemir, Epifanya, Kasper, Kasper, Melkior |
| Polonya | 7 | Ocak | Chociesław, İzidor, Julian, Lucyan, Valentin |
| Polonya | 8 | Ocak | Erhard, Mścisław, Severyn |
| Polonya | 9 | Ocak | Antoni, Bazilissa, Borzymir, Julian, Julianna, Marselina, Marcjanna |
| Polonya | 10 | Ocak | Agaton, Dobroslav, Can, Nikanor, Pawel, Vilyam |
| Polonya | 11 | Ocak | Feliks, Hilari, Honorata, Hygin, Krzesimir, Matilda, Mektilde |
| Polonya | 12 | Ocak | Antoni, Arkadiusz, Arkadi, Benedikt, Zdeněk, Çekasz, Çeçohon, Çeслав, Çeslava, Ernest, Ernestin, Greta, Reinhold, Tycjan |
| Polonya | 13 | Ocak | Bogumił, Boğuşad, Bogusława, Godfrayd, Gotfryd, Leoncius, Melanya, Veronika |
| Polonya | 14 | Ocak | Feliks, Hilari, Odo, Radogost |
| Polonya | 15 | Ocak | Aleksander, Dąbrówka, Dobrava, Domaslav, Domosław, İzidor, Makari, Maur, Pawel |
| Polonya | 16 | Ocak | Marcel, Waleriusz, Wlodzimierz |
| Polonya | 17 | Ocak | Antoni, Can, Rościsław |
| Polonya | 18 | Ocak | Bogumił, Yaropełk, Krystyna, Liberata, Małgorzata, Piotr, Priska |
| Polonya | 19 | Ocak | Andrzej, Bernard, Ervin, Ervina, Öfemiya, Henryk, Kanut, Mariusz, Marta, Matilda, Mektilde, Pia, Racimir, Sara |
| Polonya | 20 | Ocak | Dobigniev, Fabian, Sebastiyan |
| Polonya | 21 | Ocak | Agnieszka, Epifani, Jarosław, Jaroslava, Yeroslava, Marcela |
| Polonya | 22 | Ocak | Anastazi, Dobromısl, Gaudenciyus, Gaudenty, Marta, Winsenti |
| Polonya | 23 | Ocak | Emerenciya, Ildefons, Can, Klemens, Maria, Rajmund, Rajmunda, Vrotsislava |
| Polonya | 24 | Ocak | Havalibog, Felicja, Mirogniev, Rafaela, Rafal, Timoteus |
| Polonya | 25 | Ocak | Miloş, Milovan, Milosit, Pawel, Tacjana, Tatiana |
| Polonya | 26 | Ocak | Paula, Paulina, Polikarp, Skarbimir, Vanda |
| Polonya | 27 | Ocak | Angelika, İlona, Jan Chryzostom, Julian, Pşıbıslav |
| Polonya | 28 | Ocak | Agnieszka, Augustyn, Flavian, Ildefons, Julian, Karol, Leonidas, Piotr, Radomir, Roger, Waleriusz |
| Polonya | 29 | Ocak | Franciszek Salezy, Gilda, Hanna, Valeryan, Valeriana, Waleriusz, Zdzisław |
| Polonya | 30 | Ocak | Adelajda, Feliks, Gerard, Gerarda, Gerhard, Hiacynta, Maciej, Marcin, Martina, Sebastiyan |
| Polonya | 31 | Ocak | Cyrus, Eusebius, Can, Ksaver, Ludvik, Marceli, Marselin, Marselina, Piotr, Spycigniew, Virgilius |
