| Country | Day | Month | Names |
 Lithuania | 5 | January | Gaudentas, Telesforas, Vytautas, Vytaute |
 Poland | 5 | January | Edward, Emilian, Emiliusz, Hanna, Symeon, Szymon, Telesfor, Włościbor |
 Spain | 7 | January | Amadeo, Raimundo, Aquiles, Luciano |
| Spain | 24 | January | Francisco de Sales, Tirso, Paz, Feliciano |
 Italy | 25 | January | Francesco di Sales |
| Poland | 1 | March | Albin, Antoni, Antonina, Budzisław, Budzisz, Eudokia, Eudoksja, Ewdokia, Feliks, Herakles, Herkules, Jewdocha, Joanna, Józef, Nikifor, Piotr |
 France | 2 | March | Charles |
 Slovakia | 16 | March | Boleslav |
| Italy | 21 | March | Alessandra |
 Latvia | 21 | March | Benedikts, Boleslavs, Dzelme, Glezna, Una |
| Lithuania | 6 | April | Celestinas, Daugirutis, Genardas, Zintaute |
| Poland | 6 | April | Ada, Adam, Adamina, Celestyn, Celestyna, Diogenes, Ireneusz, Katarzyna, Świętobor, Sykstus, Wilhelm, Zachariasz |
 USA | 6 | April | Celesta, Celeste, Celestina, Celestine, Tyra |
 Greece | 10 | April | Eteoklis, Hercules, Homer, Timothy, Dionisis, Pericles, Sofocles |
| France | 12 | April | Jules |
 Czechia | 13 | April | Aleš |
| Slovakia | 13 | April | Aleš |
| Spain | 22 | April | Teodoro, Alexander, Apeles |
| Greece | 24 | April | Elizabeth, Lisa, Anastasios, Doukas, Achilles, Orthodox Easter |
 Norway | 27 | April | Charles, Charlotte, Lotte |
| USA | 30 | April | Miles, Milo, Myles, Ryder |
| Slovakia | 5 | May | Lesana |
 Estonia | 7 | May | Helme, Helmi, Helma, Helmeles |
| USA | 12 | May | Achilla, Achilles, Grady, Grant, Kelby, Kellen |
 Croatia | 19 | May | Celestin V. p., Rajko, Teofil, Inka |
| France | 19 | May | Célestin, Erwan, Yves |
| Italy | 19 | May | Celestino V |
| Lithuania | 19 | May | Celestinas, Gilvinas, Taura |
| Poland | 19 | May | Augustyn, Celestyn, Iwo, Mikołaj, Pękosław, Piotr, Potencjana |
| Spain | 19 | May | Celestina, Celestino, Crispín |
 Ukraine | 25 | May | Celestine, Celeste |
| Poland | 3 | June | Cecyliusz, Ferdynand, Klotylda, Konstantyn, Laurencjusz, Laurentyn, Laurentyna, Leszek, Paula, Tamara, Wawrzyniec |
| Latvia | 9 | June | Gita, Liega, Ligita, Naula, Valeska |
| Italy | 27 | June | Cirillo di Alessandria |
| Italy | 17 | July | Alessio |
 Hungary | 20 | July | Illés |
| USA | 20 | July | Edna, Edwin, Edwina, Elias, Elijah, Ellice, Elliot, Elliott, Ellis, Ellison, Neal, Neala, Neil, Neila, Nelson, Niall, Nigel, Niles |
| Poland | 22 | July | Albin, Bolesława, Bolisława, Laurencjusz, Maria Magdalena, Milenia, Pankracy, Wawrzyniec, Więcemiła |
| Italy | 27 | July | Celestino I |
| Greece | 1 | August | Elesa |
| Spain | 2 | August | Angeles, Eusebio |
| Lithuania | 19 | August | Argaudas, Balys, Boleslovas, Tolvina |
| Poland | 19 | August | Bolesław, Emilia, Jan, Julian, Juliusz, Ludwik, Piotr, Sebald |
| Latvia | 24 | August | Bertolds, Bertrams, Berts, Bertulis, Boleslavs |
| Italy | 26 | August | Alessandro |
| France | 1 | September | Gilles, Jossué |
| USA | 1 | September | Debbie, Deborah, Debra, Edgar, Edgardo, Giles, Josh, Joshua, Josue, Ruth |
| Poland | 5 | September | Dorota, Herakles, Herkulan, Herkules, Justyna, Laurencjusz, Stronisława, Wawrzyniec |
| Czechia | 6 | September | Boleslav |
| Spain | 2 | October | Angeles Custodios |
| France | 14 | October | Céleste, Gwendoline, Juste |
| Hungary | 2 | November | Achilles |
| France | 4 | November | Aymeric, Charles, Jessé |
| USA | 4 | November | Amory, Cara, Carl, Carla, Carley, Carlo, Carlos, Carly, Carol, Carolina, Caroline, Carolyn, Carrie, Carroll, Charles, Charlie, Chaz, Chuck, Emery, Karl, Karla, Karlee, Karli, Karly |
| Poland | 7 | November | Achilles, Antoni, Engelbert, Florentyn, Melchior, Przemił |
| Italy | 25 | November | Caterina d'Alessandria |
| Poland | 28 | November | Gościrad, Grzegorz, Jakub, Lesław, Lesława, Rufin, Zdzisław |
 Austria | 1 | December | Blanka, Charles, Eligius, Natalie |
