Anton's name day is observed on January 17th in Bulgaria, Estonia, Finland, Norway, Sweden, and the USA. Further observances occur on June 13th in Germany and Slovakia. Additionally, October 24th is the designated name day for Anton in Austria.
Anton is a strong, classical masculine name used widely across Europe, functioning as the standard form of Anthony in many regions, including Russia and Germany. It descends from the venerable Roman family name Antonius, which is historically associated with the meaning "priceless" or "worthy of praise." The name maintains a relatively classic and dignified presence in the USA, valued for its brevity and elegance. As a strict male designation worldwide, Anton projects a mood that is steady, sophisticated, and traditional. Its deep historical roots ensure that it remains a timeless choice, conveying a grounded and authoritative tone.
| Country | Day | Month | Names |
 Slovakia | 6 | January | Antónia, Traja králi |
 Poland | 9 | January | Antoni, Bazylissa, Borzymir, Julian, Julianna, Marcelina, Marcjanna |
 Estonia | 12 | January | Antonia, Ande, Tooni |
| Poland | 12 | January | Antoni, Arkadiusz, Arkady, Benedykt, Czech, Czechasz, Czechoń, Czesław, Czesława, Ernest, Ernestyn, Greta, Reinhold, Tycjan |
 Austria | 17 | January | Antonius, Beatrix |
 Denmark | 17 | January | Antonius |
 Greece | 17 | January | Antonios, Antonia, Anthony, Tony, Theodosis |
 Hungary | 17 | January | Antal, Antónia |
| Poland | 17 | January | Antoni, Jan, Rościsław |
 Romania | 17 | January | Antonie |
 Spain | 17 | January | Alba, Antonio, Mariana, Mariano, Alfredo |
 Latvia | 18 | January | Akselis, Antis, Antons |
| Poland | 6 | February | Angel, Angelus, Antoni, Bogdana, Bohdan, Bohdana, Dorota, Ksenia, Szymon, Tytus |
| Poland | 1 | March | Albin, Antoni, Antonina, Budzisław, Budzisz, Eudokia, Eudoksja, Ewdokia, Feliks, Herakles, Herkules, Jewdocha, Joanna, Józef, Nikifor, Piotr |
 Russia | 14 | March | Antonina |
| Poland | 28 | March | Aniela, Antoni, Jan, Krzesisław, Sykstus |
| Poland | 3 | April | Antoni, Cieszygor, Jakub, Pankracy, Ryszard |
| Poland | 10 | April | Antoni, Apoloniusz, Daniel, Ezechiel, Grodzisław, Henryk, Makary, Małgorzata, Michał, Pompejusz |
| Spain | 25 | April | Antonio, Antonieta, Marco, Marcia, Erminío, Herminío |
| Poland | 3 | May | Aleksander, Antonina, Maria, Mariola, Świętosława |
| Austria | 6 | May | Antonia, Britto, Gundula |
 Italy | 10 | May | Antonino |
| Poland | 10 | May | Antonin, Częstomir, Izydor, Jan, Symeon, Wiktoryna |
| Poland | 7 | June | Antoni, Ciechomir, Jarosław, Lukrecja, Paweł, Robert, Roberta, Wiesław, Wisław |
 Bulgaria | 10 | June | Antonina |
 Ukraine | 10 | June | Antonina, Antonia |
 Czechia | 12 | June | Antonie |
| Poland | 12 | June | Antonina, Bazyli, Jan, Leon, Onufry, Wyszemir |
| Austria | 13 | June | Antonius, Bernhard |
| Czechia | 13 | June | Antonín |
| Italy | 13 | June | Antonio da Padova |
| Poland | 13 | June | Antoni, Chociemir, Herman, Lucjan, Maria Magdalena, Tobiasz |
| Spain | 13 | June | Antonio de Padua, Antonia, Joel, Andoni |
| Russia | 23 | June | Alexandra, Antonina |
| Austria | 5 | July | Albrecht, Antonius, Letizia |
| Italy | 5 | July | Antonio Maria Zaccaria |
| Poland | 5 | July | Antoni, Bartłomiej, Filomena, Jakub, Karolina, Michał, Przybywoj, Szarlota, Wilhelm |
| Poland | 7 | July | Antoni, Benedykt, Cyryl, Estera, Kira, Metody, Piotr, Pompejusz, Sędzisława, Wilibald |
| Poland | 24 | July | Antoni, Kinga, Krystyna, Kunegunda, Olga, Wojciecha |
| Poland | 3 | September | Antoni, Bartłomiej, Bazylissa, Bronisław, Bronisz, Erazma, Eufemia, Eufrozyna, Izabela, Jan, Joachim, Joachima, Manswet, Mojmir, Szymon, Wincenty, Zenon, Zenona |
 Sweden | 17 | October | Antonia, Toini |
| Italy | 24 | October | Antonio Maria Claret |
| Poland | 24 | October | Antoni, Boleczest, Filip, Hortensja, Marcin, Rafaela, Rafał, Salomon |
| Spain | 24 | October | Antonio María Claret |
| Latvia | 28 | October | Antonina, Nina, Ninona, Zemgals |
| Poland | 31 | October | Alfons, Alfonsyna, Antoni, Antonina, August, Augusta, Godzimir, Godzisz, Lucylla, Łukasz, Saturnin, Saturnina, Urban, Wolfgang |
| Poland | 7 | November | Achilles, Antoni, Engelbert, Florentyn, Melchior, Przemił |
| Romania | 23 | November | Antonie |
| Latvia | 7 | December | Anta, Antonija, Dzirkstite, Tonija |
| Poland | 28 | December | Antoni, Dobrowiest, Emma, Godzisław, Teofila |
Finland 
Norway 
USA 
Germany