| Country | Day | Month | Names |
 Poland | 4 | January | Angelika, Aniela, Benedykta, Benita, Dobromir, Dobrymir, Eugeniusz, Grzegorz, Izabela, Leonia, Rygobert, Tytus |
 USA | 5 | January | Ladarius, Ladd, Laird, Lamont, Lane, Tania, Tanya, Tatiana, Tatyana, Tawni, Tawnya, Tia, Tiana, Tianna, Tonya |
| Poland | 7 | January | Chociesław, Izydor, Julian, Lucjan, Walenty |
| Poland | 11 | January | Feliks, Hilary, Honorata, Hygin, Krzesimir, Matylda, Mechtylda |
 Bulgaria | 12 | January | Tanya, Tatyana, Tatiana |
| Poland | 12 | January | Antoni, Arkadiusz, Arkady, Benedykt, Czech, Czechasz, Czechoń, Czesław, Czesława, Ernest, Ernestyn, Greta, Reinhold, Tycjan |
| USA | 14 | January | Alair, Felice, Felicia, Felicity, Felix, Hilary, Hillary, Hillery |
| USA | 15 | January | Deidre, Deirdre, Deja, Marten, Martin, Marty |
| Poland | 18 | January | Bogumił, Jaropełk, Krystyna, Liberata, Małgorzata, Piotr, Pryska |
| Poland | 19 | January | Andrzej, Bernard, Erwin, Erwina, Eufemia, Henryk, Kanut, Mariusz, Marta, Matylda, Mechtylda, Pia, Racimir, Sara |
 Hungary | 20 | January | Fábián, Sebestyén |
| Poland | 22 | January | Anastazy, Dobromysł, Gaudencjusz, Gaudenty, Marta, Wincenty |
| Poland | 24 | January | Chwalibóg, Felicja, Mirogniew, Rafaela, Rafał, Tymoteusz |
 Russia | 25 | January | Tatyana |
 Czechia | 28 | January | Otýlie |
| Poland | 28 | January | Agnieszka, Augustyn, Flawian, Ildefons, Julian, Karol, Leonidas, Piotr, Radomir, Roger, Waleriusz |
| Poland | 30 | January | Adelajda, Feliks, Gerard, Gerarda, Gerhard, Hiacynta, Maciej, Marcin, Martyna, Sebastian |
| Poland | 5 | February | Adelajda, Aga, Agata, Albin, Izydor, Jakub, Jan, Justynian, Paweł, Piotr, Strzeżysława |
| Hungary | 6 | February | Dorottya, Dóra |
| Poland | 6 | February | Angel, Angelus, Antoni, Bogdana, Bohdan, Bohdana, Dorota, Ksenia, Szymon, Tytus |
| Poland | 10 | February | Elwira, Gabriel, Jacek, Jacenty, Scholastyka, Tomisława |
| Poland | 12 | February | Aleksy, Benedykt, Eulalia, Julian, Laurenty, Modest, Nora, Radzim, Trzebisława |
| Czechia | 14 | February | Valentýn |
| 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 | 17 | February | Donat, Donata, Franciszek, Izydor, Julian, Konstanty, Łukasz, Niegomir, Sylwin, Zbigniew, Zbyszko |
| Poland | 18 | February | Albert, Alberta, Albertyna, Fryda, Konstancja, Krystiana, Maksym, Sawa, Sylwan, Sylwana, Symeon, Więcesława, Zula, Zuzanna |
| Poland | 23 | February | Bądzimir, Damian, Florentyn, Łazarz, Piotr, Roma, Romana, Seweryn |
| Hungary | 24 | February | Mátyás |
| USA | 24 | February | Maddison, Madison, Madisyn, Madyson, Mateo, Mathew, Mathias, Matt, Mattea, Matthew, Matthias, Mattias, Mattie, Matty, Modesto |
 Norway | 8 | March | Beate, Bettina, Betty |
| Poland | 8 | March | Beata, Filemon, Jan, Julian, Miligost, Miłogost, Stefan, Wincenty |
| USA | 8 | March | Humfrey, Humphrey, Ponty |
| Poland | 11 | March | Benedykt, Drogosława, Edwin, Kandyd, Konstanty, Konstantyn, Prokop, Rozyna, Sofroniusz |
| Poland | 13 | March | Bożena, Ernest, Ernestyn, Kasjan, Krystyna, Marek, Roderyk, Rodryg, Rodryk, Trzebisław |
| Czechia | 14 | March | Růt, Matylda |
 Denmark | 14 | March | Eutychius |
| Poland | 14 | March | Bożeciecha, Jakub, Leon, Matylda, Mechtylda, Michał |
 Ukraine | 14 | March | Benedict, Rostyslav, Slavko, Vyacheslav |
| USA | 17 | March | Paden, Pat, Patrice, Patricia, Patrick, Patsy, Patti, Patty, Trish, Trisha |
| Poland | 20 | March | Aleksander, Aleksandra, Ambroży, Anatol, Bogusław, Cyriaka, Eufemia, Klaudia, Patrycjusz, Ruprecht, Wasyl, Wincenty |
| Poland | 27 | March | Benedykt, Ernest, Ernestyn, Jan, Lidia, Rościmir, Rupert |
| USA | 27 | March | Acher, Archibald, Archie, Montgomery, Monte, Monty |
| Poland | 5 | April | Borzywoj, Irena, Wincenty |
| USA | 5 | April | Chandra, Ethelburga, Irene, Irina, Tyler, Tylor |
| Poland | 6 | April | Ada, Adam, Adamina, Celestyn, Celestyna, Diogenes, Ireneusz, Katarzyna, Świętobor, Sykstus, Wilhelm, Zachariasz |
| USA | 6 | April | Celesta, Celeste, Celestina, Celestine, Tyra |
| Poland | 13 | April | Hermenegild, Hermenegilda, Ida, Jan, Justyn, Małgorzata, Przemysł, Przemysław |
| Poland | 14 | April | Berenike, Julianna, Justyn, Maria, Myślimir, Tyburcjusz, Walerian, Waleriana |
| Poland | 15 | April | Anastazja, Bazyli, Leonid, Ludwina, Modest, Olimpia, Tytus, Wacław, Wacława, Wiktoryn, Wszegniew |
| Ukraine | 15 | April | Mstyslav, Mstyslava |
| Poland | 17 | April | Anicet, Innocenta, Innocenty, Jakub, Józef, Klara, Radociech, Robert, Roberta, Rudolf, Rudolfa, Rudolfina, Stefan |
| Poland | 19 | April | Adolf, Adolfa, Adolfina, Alf, Cieszyrad, Czech, Czechasz, Czechoń, Czesław, Leon, Leontyna, Pafnucy, Tymon, Werner, Włodzimierz |
| Poland | 20 | April | Agnieszka, Amalia, Czech, Czechasz, Czechoń, Czesław, Florencjusz, Florenty, Nawoj, Sulpicjusz, Szymon, Teodor |
| Poland | 27 | April | Anastazy, Andrzej, Bożebor, Kanizjusz, Martyn, Piotr, Teofil, Zyta |
 Sweden | 28 | April | Ture, Tyra |
| Denmark | 29 | April | Peter martyr |
| Poland | 29 | April | Angelina, Augustyn, Bogusław, Hugo, Hugon, Paulin, Piotr, Rita, Robert, Roberta, Sybilla |
| Sweden | 29 | April | Tyko |
| Poland | 2 | May | Afanazy, Anatol, Atanazy, Longin, Longina, Walenty, Walter, Witomir, Zygmunt |
| USA | 5 | May | Jodi, Jodie, Jody, Judie, Judith, Judy, Terrell, Tyrell, Tyrese, Tyron, Tyrone, Tyrrell, Tyson |
| Sweden | 10 | May | Esbjörn, Styrbjörn |
| Poland | 19 | May | Augustyn, Celestyn, Iwo, Mikołaj, Pękosław, Piotr, Potencjana |
| Poland | 21 | May | Donat, Donata, Jan, Kryspin, Przecława, Pudens, Tymoteusz, Walenty, Wiktor, Wiktoriusz |
| Poland | 23 | May | Budziwoj, Dezyderiusz, Dezydery, Emilia, Iwona, Jan, Leontyna, Michał, Symeon |
| Poland | 24 | May | Cieszysława, Estera, Jan, Joanna, Maria, Mokij, Wincenty, Zula, Zuzanna |
| Poland | 28 | May | Augustyn, German, Jaromir, Priam, Wiktor, Wiktoriusz, Wilhelm, Wrócimir |
| Poland | 31 | May | Aniela, Bożysława, Ernesta, Ernestyna, Feliks, Petronela, Petronia, Petroniusz, Teodor |
| Poland | 3 | June | Cecyliusz, Ferdynand, Klotylda, Konstantyn, Laurencjusz, Laurentyn, Laurentyna, Leszek, Paula, Tamara, Wawrzyniec |
| Poland | 6 | June | Benignus, Dominika, Klaudiusz, Laurenty, Norbert, Norberta, Paulina, Symeon, Więcerad |
| Poland | 14 | June | Bazylid, Bazylis, Eliza, Justyn, Justyna, Ninogniew, Walerian, Waleriana |
| Denmark | 16 | June | Tycho |
| Poland | 16 | June | Alina, Aneta, Benon, Budzimir, Jan, Justyna, Ludgarda |
| Poland | 20 | June | Bogna, Bogumiła, Bożena, Florentyna, Franciszek, Michał, Rafaela, Rafał, Sylwery |
| Poland | 22 | June | Achacjusz, Achacy, Agenor, Alban, Broniwoj, Flawiusz, Innocenta, Innocenty, Kirył, Paulina |
| Bulgaria | 29 | June | Apostol, Kamen, Pavel, Pavlin, Pavlina, Pejo, Penka, Pencho, Petrana, Petar, Petya, Petzo, Petar, Petya, Pavel, Pavlina, Polina, Kamen, Asen, Asya, Desislava, Krym, Rumen, Rumyana, Chavdar, Asen, Asya, Desislava, Krum |
| Poland | 2 | July | Juda, Maria, Martynian, Otto, Piotr, Urban |
| Poland | 4 | July | Ageusz, Alfred, Aurelian, Elżbieta, Innocenta, Innocenty, Józef, Julian, Malwin, Malwina, Odo, Teodor, Wielisław |
 Greece | 6 | July | Satyros |
| USA | 9 | July | Averil, Avery, Junior, Misty |
| Poland | 13 | July | Ernest, Ernestyn, Eugeniusz, Irwin, Jakub, Justyna, Małgorzata, Radomiła |
| Poland | 19 | July | Alfred, Arseniusz, Lutobor, Rufin, Wincenty, Wodzisław |
| Czechia | 24 | July | Kristýna |
| Poland | 24 | July | Antoni, Kinga, Krystyna, Kunegunda, Olga, Wojciecha |
| USA | 24 | July | Amalia, Amelia, Boris, Chris, Christa, Christen, Christian, Christiana, Christie, Christin, Christina, Christine, Christy, Chrysta, Cristina, Cristian, Declan, Kiersten, Kirsten, Kirstie, Kirstin, Krista, Kristen, Kristian, Kristi, Kristin, Kristina, Kristine, Kristy, Kristyn, Maya |
| Poland | 25 | July | Jakub, Krzysztof, Nieznamir, Sławosz, Walentyna |
| Poland | 27 | July | Alfons, Alfonsyna, Aureli, Julia, Laurenty, Lilla, Marta, Natalia, Natalis, Pantaleon, Rudolf, Rudolfa, Rudolfina, Wszebor |
| Poland | 28 | July | Innocenta, Innocenty, Marcela, Pantaleon, Samson, Świętomir, Wiktor, Wiktoriusz |
| Poland | 29 | July | Beatrice, Beatrycze, Beatryks, Cierpisław, Faustyn, Konstantyn, Lucylla, Maria, Marta, Olaf, Serafina, Urban |
| Poland | 31 | July | Beatus, Demokryt, Emilian, Ernesta, Ernestyna, Helena, Iga, Ignacja, Ignacy, Justyn, Ludomir, Żegota |
| Poland | 1 | August | Brodzisław, Justyn, Konrad, Konrada, Nadia, Piotr |
| USA | 1 | August | Charissa, Charity, Chasity, Cheri, Cherie, Cherry, Cheryl, Esperanza, Faith, Faye, Hope, Nadia, Nadine |
| Poland | 6 | August | Felicysym, Jakub, January, Sława, Stefan, Sykstus, Wincenty |
| Poland | 7 | August | Albert, Alberta, Albertyna, Anna, Dobiemir, Donat, Donata, Doris, Dorota, Kajetan |
| USA | 8 | August | Dustin, Dusty, Merrill, Meryl, Muriel, Myron, Myrta, Myrtle, Vic, Vick, Vicki, Vicky, Victor, Victoria |
| USA | 16 | August | Craig, Kraig, Roch, Rochelle, Rochester, Rock, Rocky, Serena, Serenity, Serina |
| Poland | 22 | August | Cezary, Dalegor, Fabrycjan, Fabrycy, Hipolit, Hipolita, Maria, Namysław, Oswald, Oswalda, Tymoteusz, Zygfryd |
| Poland | 23 | August | Apolinary, Benicjusz, Filip, Laurenty, Sulirad, Walerian, Waleriana, Zacheusz |
| Poland | 25 | August | Gaudencjusz, Gaudenty, Grzegorz, Ludwik, Luiza, Michał, Sieciesław |
| Poland | 26 | August | Dobroniega, Joanna, Konstanty, Maksym, Maria, Wiktorian, Zefir, Zefiryn, Zefiryna |
| Poland | 27 | August | Angel, Angelus, Cezary, Gebhard, Józef, Kalasanty, Małgorzata, Przybymir, Rufus, Teodor |
| Czechia | 28 | August | Augustýn |
| Poland | 28 | August | Adelina, Aleksander, Aleksy, Augustyn, Patrycja, Sobiesław, Stronisław |
 Slovakia | 28 | August | Augustýn |
| Ukraine | 28 | August | August, Tymon |
| USA | 28 | August | Agustin, August, Augusta, Augustina, Austen, Austin, Austina, Austyn, Gus, Gustava, Gustavo |
| Poland | 3 | September | Antoni, Bartłomiej, Bazylissa, Bronisław, Bronisz, Erazma, Eufemia, Eufrozyna, Izabela, Jan, Joachim, Joachima, Manswet, Mojmir, Szymon, Wincenty, Zenon, Zenona |
| Poland | 5 | September | Dorota, Herakles, Herkulan, Herkules, Justyna, Laurencjusz, Stronisława, Wawrzyniec |
| Poland | 8 | September | Adrian, Adrianna, Klementyna, Maria, Nestor, Radosław, Radosława |
| Norway | 9 | September | Trygve, Trym, Tyra |
| Poland | 9 | September | Augustyna, Aureliusz, Dionizy, Gorgoncjusz, Pimen, Piotr, Ścibor, Ścibora, Sergiusz, Sobiesąd |
| Bulgaria | 14 | September | Krustan, Krustina, Krustyo, Krastan, Krastina, Krastyo, Kancho, Stavri, Krastyu, Krastena |
| USA | 14 | September | Keisha, Lakeisha, Latasha, LaTease, Latisha, Leticia, Letitia, Letty, Tish, Tisha |
| 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 |
 Finland | 18 | September | Tytti, Tyyne, Tyyni |
| Poland | 18 | September | Dobrowit, Irena, Irma, Józef, Ryszarda, Stefania, Tytus, Zachariasz |
| Poland | 20 | September | Dionizy, Eustachiusz, Eustachy, Fausta, Faustyna, Filipina, Irena, Oleg, Ostap, Sozant |
| Poland | 21 | September | Bożeciech, Bożydar, Hipolit, Hipolita, Ifigenia, Jonasz, Laurenty, Mateusz, Mira |
| Ukraine | 24 | September | Rostyslava, Thekla, Thecla, Volodyslav |
| USA | 24 | September | Eartha, Ertha, Herta, Hertha, Mercedes, Mercy, Scot, Scott, Scottie, Scotty |
| Poland | 25 | September | Aureli, Aurelia, Aurelian, Franciszek, Gaspar, Herkulan, Kamil, Kleofas, Kleopatra, Ładysław, Piotr, Rufus, Świętopełk, Wincenty, Władysław, Władysława, Włodzisław |
| Poland | 26 | September | Cyprian, Euzebiusz, Justyna, Łękomir |
| Poland | 5 | October | Apolinary, Częstogniew, Donat, Donata, Faust, Fides, Flawia, Igor, Justyn, Konstancjusz, Konstans, Placyd |
| Czechia | 7 | October | Justýna |
| Poland | 7 | October | Amalia, Justyna, Marek, Maria, Rościsława, Stefan, Tekla |
| Poland | 16 | October | Ambroży, Aurelia, Dionizy, Florentyna, Galla, Gallina, Gaweł, Gerard, Gerarda, Gerhard, Grzegorz, Radzisław |
| Poland | 20 | October | Budzisława, Irena, Jan Kanty, Kleopatra, Wendelin, Witalis |
| Poland | 27 | October | Frumencjusz, Iwona, Sabina, Siestrzemił, Wincenty |
| USA | 28 | October | Dayanara, Eunice, Jonah, Jonas, Jude, Liberty, Simeon, Simon, Simone, Thad, Thaddea, Thaddeus |
| Poland | 7 | November | Achilles, Antoni, Engelbert, Florentyn, Melchior, Przemił |
 Lithuania | 11 | November | Anastazija, Martynas, Milvyde, Naste, Vygintas |
| Poland | 12 | November | Cibor, Czcibor, Izaak, Jonasz, Jozafat, Konradyn, Konradyna, Krystyn, Marcin, Renat, Renata, Witold, Witołd, Witolda |
| Poland | 13 | November | Arkadiusz, Arkady, Brykcjusz, Eugeniusz, Jan, Mikołaj, Stanisław, Walentyn |
| Poland | 14 | November | Aga, Agata, Damian, Elżbieta, Emil, Emiliusz, Jozafat, Józef, Judyta, Kosma, Laurenty, Lewin, Ścibor, Ścibora, Serafin, Wszerad |
| Poland | 15 | November | Albert, Alberta, Albertyna, Artur, Artus, Idalia, Leopold, Leopoldyna, Przybygniew, Roger |
| USA | 19 | November | Bessie, Beth, Betsy, Betty, Elisa, Elisabeth, Elise, Eliza, Elizabeth, Elsa, Elsie, Elyse, Elza, Lisa, Liza, Lizbeth, Lizette |
| Poland | 21 | November | Albert, Alberta, Albertyna, Janusz, Konrad, Konrada, Maria, Piotr, Regina, Rena, Rufus, Twardosław, Wiesław |
| Poland | 23 | November | Adela, Erast, Felicyta, Klemens, Klementyn, Orestes, Przedwoj |
| Bulgaria | 24 | November | Ekaterina, Katerina, Katina, Katya, Iasna, Yasna, Tinka |
| USA | 25 | November | Caitlin, Caitlyn, Carina, Caryn, Catherine, Cathleen, Cathy, Kaitlin, Kaitlynn, Kara, Karen, Kari, Karina, Kate, Katelyn, Katelynn, Katharine, Katherine, Kathleen, Kathryn, Kathy, Katie, Katrina, Treena, Trina, Trinity |
| Poland | 30 | November | Andrzej, Justyna, Konstanty, Maura, Zbysława |
| Poland | 5 | December | Anastazy, Gerald, Geraldyna, Kryspina, Krystyna, Pęcisława, Saba |
| Lithuania | 13 | December | Eivilte, Kastautas, Kastytis, Liucija, Otilija |
| Poland | 13 | December | Łucja, Lucja, Otylia, Włodzisława |
| Poland | 19 | December | Abraham, Beniamin, Dariusz, Gabriela, Mścigniew, Nemezjusz, Tymoteusz, Urban |
 Italy | 23 | December | Giovanni da Kety |
 Spain | 23 | December | Juan de Kety |
