| Country | Day | Month | Names |
 Bulgaria | 6 | January | Bogomil, Bogdan, Bogdana, Bozhidar, Bozhidara, Borislav, Borislava, Jordan, Yordan, Yordanka, Nayden, Teodosii |
 Austria | 11 | January | Paulin, Paulinus, Tasso, Theodosius |
| Bulgaria | 11 | January | Bogdan, Bogdana, Bogomil, Bogomila, Teodosii |
 Greece | 11 | January | Theodosios |
 Hungary | 14 | January | Bódog |
| Greece | 17 | January | Antonios, Antonia, Anthony, Tony, Theodosis |
| Greece | 18 | January | Kyrillos, Thanassis, Theodoula |
 Italy | 18 | January | Diodoro |
| Austria | 2 | February | Bodo |
| Hungary | 7 | February | Tódor, Rómeó |
| Italy | 8 | February | Teodoro |
| Greece | 11 | February | Vlassis, Avgi, Theodora |
 Ukraine | 16 | February | Marianna, Theodore |
| Greece | 17 | February | Theodoros, Theodora |
 Poland | 21 | February | Eleonora, Feliks, Fortunat, Kiejstut, Teodor, Wyszeniega |
| Bulgaria | 7 | March | Bozhan, Bozhidar, Bozhidara, Bozhil, Bozhko, Emanuil, Manol, Mancho, Teodor, Teodora, Toto, Todor, Teodor, Todora, Dora, Bogdan, Bogdana |
| Ukraine | 10 | March | Ann, Diodor, Hannah, Isidora |
 Lithuania | 13 | March | Kristina, Liutauras, Teodora, Vaidile |
| Greece | 16 | March | Christodoulos |
| Italy | 26 | March | Emanuele, Teodoro |
| Poland | 26 | March | Emanuel, Feliks, Larysa, Manuela, Nikifor, Teodor, Tworzymir |
| Austria | 30 | March | Amadeus, Dodo |
 Croatia | 1 | April | Hugo, Teodora |
 Latvia | 1 | April | Dagne, Dagnis, Tautmilis, Teodora, Teofils |
| Lithuania | 1 | April | Dainora, Rimgaudas, Teodora |
| Poland | 1 | April | Chryzant, Grażyna, Hugo, Hugon, Katarzyna, Teodora, Tolisław, Zbigniew, Zbyszko |
 Denmark | 2 | April | Theodosius |
 Spain | 17 | April | Rodolfo, Anicéto |
| Poland | 20 | April | Agnieszka, Amalia, Czech, Czechasz, Czechoń, Czesław, Florencjusz, Florenty, Nawoj, Sulpicjusz, Szymon, Teodor |
| Poland | 22 | April | Heliodor, Kajus, Leonia, Leonid, Łukasz, Soter, Strzeżymir, Teodor |
| Spain | 22 | April | Teodoro, Alexander, Apeles |
| Greece | 24 | April | Elizabeth, Lisa, Anastasios, Doukas, Achilles, Orthodox Easter |
| Spain | 29 | April | Teodora, Karen, Katia, Wilfredo, Catalina |
| Greece | 3 | May | Rodopi |
| Ukraine | 3 | May | Theodosey |
| Poland | 5 | May | Irena, Ita, Pius, Teodor, Waldemar, Zdzibor |
| Lithuania | 15 | May | Algedas, Izodorius, Jaunute, Sofija |
| Poland | 20 | May | Anastazy, Asteriusz, Bazyli, Bazylid, Bazylis, Bernardyn, Bernardyna, Bronimir, Iwo, Sawa, Teodor, Wiktoria |
| Greece | 29 | May | Theodosia |
| Poland | 29 | May | Bogusława, Maksymilian, Maria Magdalena, Teodor, Teodozja |
| Spain | 29 | May | Alejandro, Justo, Teodosia |
| Ukraine | 29 | May | Theodosia |
| Poland | 31 | May | Aniela, Bożysława, Ernesta, Ernestyna, Feliks, Petronela, Petronia, Petroniusz, Teodor |
| Ukraine | 7 | June | Theodot |
| Poland | 11 | June | Anastazy, Barnaba, Feliks, Radomił, Teodozja |
| Poland | 21 | June | Albaniusz, Alicja, Alojza, Alojzy, Demetria, Domamir, Marta, Rudolf, Rudolfa, Rudolfina, Teodor |
| Spain | 21 | June | Luis, Demetria, Terencio, Raul, Gina, Koldo, Rodolfo |
 USA | 1 | July | Aaron, Aron, Arron, Derek, Derica, Derick, Derik, Derrick, Derris, Derry, Dirk, Inga, Ingrid, Theodoric |
| Spain | 2 | July | Visitación, Martiniano, Vidal, Teodorico, Teobaldo |
| Spain | 3 | July | Tomás, Heliodoro, Jacinto, Amable, Enrique |
| Lithuania | 4 | July | Gedgaile, Malvina, Skalvis, Teodoras |
| Spain | 7 | July | Fermín, Roberto, Odón, Germano, Peregrino |
 France | 21 | July | Rodolphe, Térence, Victor |
| Ukraine | 8 | August | Amelia, Amilian, Emil, Emily, Fedir, Theodore, Leonid |
| Poland | 27 | August | Angel, Angelus, Cezary, Gebhard, Józef, Kalasanty, Małgorzata, Przybymir, Rufus, Teodor |
| Denmark | 4 | September | Theodosia |
| Greece | 11 | September | Evathia, Eve, Theodora |
| Hungary | 11 | September | Teodóra |
| Ukraine | 11 | September | Fialka, Theodora, Violet |
| Poland | 17 | September | Ariadna, Dezyderiusz, Drogosław, Franciszek, Hildegarda, Justyn, Justyna, Lambert, Lamberta, Narcyz, Teodora |
| Poland | 19 | September | Alfons, Alfonsyna, January, Konstancja, Sydonia, Teodor, Więcemir |
| Poland | 23 | September | Boguchwała, Bogusław, Libert, Minodora, Tekla |
| Poland | 24 | September | Gerard, Gerarda, Gerhard, Maria, Teodor, Tomir, Uniegost |
| Poland | 3 | October | Eustachiusz, Eustachy, Ewald, Gerard, Gerarda, Gerhard, Heliodor, Józefa, Kandyd, Sierosław, Teresa |
| USA | 17 | October | Brad, Braden, Bradford, Bradley, Brady, Braeden, Brayden, Braydon, Rodolfo, Rudi, Rudolf, Rudolph, Rudolphine, Rudy |
 Czechia | 23 | October | Teodor |
| Poland | 23 | October | Iga, Ignacja, Ignacy, Jan, Marlena, Odilla, Roman, Seweryn, Teodor, Włościsław, Żegota |
| Poland | 25 | October | Bończa, Bonifacy, Chryzant, Daria, Inga, Kryspin, Maur, Sambor, Taras, Teodozjusz, Wilhelmina |
| USA | 27 | October | Cale, Caleb, Feodor, Isaac, Isaak, Issac, Izaac, Kaleb, Ted, Teddy, Teodor, Theodora, Theodore |
| Poland | 29 | October | Euzebia, Franciszek, Longin, Longina, Lubogost, Narcyz, Teodor, Wioletta |
| Austria | 9 | November | Herfried, Roland, Theodor |
| Denmark | 9 | November | Theodor |
 Estonia | 9 | November | Teo, Teodor, Tuudor |
| France | 9 | November | Maturin, Théodore |
 Germany | 9 | November | Theodor |
| Latvia | 9 | November | Teodors |
| Lithuania | 9 | November | Dargintas, Estela, Skirtaute, Teodoras |
 Norway | 9 | November | Teodor, Tordis |
| Poland | 9 | November | Bogudar, Genowefa, Nestor, Teodor, Ursyn |
 Slovakia | 9 | November | Teodor |
| Spain | 9 | November | Teodoro |
 Sweden | 9 | November | Teodor, Teodora |
| Poland | 11 | November | Anastazja, Bartłomiej, Maciej, Marcin, Prot, Spycisław, Teodor |
| Spain | 14 | November | Teodoto, Clemente |
| Hungary | 16 | November | Ödön |
| Austria | 13 | December | Jodok, Lucia, Odilia |
