Antoni's name day is celebrated on January 9, January 12, January 17, February 6, March 1, March 28, April 3, April 10, June 7, June 13, July 5, July 7, July 24, September 3, October 24, October 31, November 7, and December 28 in Poland.
Antoni is a strong and enduring male name with roots in Latin, meaning "priceless" or "beyond praise." Its history is rich, appearing across various European cultures with a consistently solid and distinguished feel. The name evokes a mood of reliable strength and quiet confidence, often associated with intellect and a discerning nature. Antoni carries an elegant yet grounded tone, making it a classic choice. This name is predominantly masculine, recognized globally for its timeless appeal.
| Country | Day | Month | Names |
 Poland | 9 | January | Antoni, Bazylissa, Borzymir, Julian, Julianna, Marcelina, Marcjanna |
| Poland | 12 | January | Antoni, Arkadiusz, Arkady, Benedykt, Czech, Czechasz, Czechoń, Czesław, Czesława, Ernest, Ernestyn, Greta, Reinhold, Tycjan |
| Poland | 17 | January | Antoni, Jan, Rościsław |
| 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 |
| 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 |
| Poland | 7 | June | Antoni, Ciechomir, Jarosław, Lukrecja, Paweł, Robert, Roberta, Wiesław, Wisław |
| Poland | 13 | June | Antoni, Chociemir, Herman, Lucjan, Maria Magdalena, Tobiasz |
| 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 |
| Poland | 24 | October | Antoni, Boleczest, Filip, Hortensja, Marcin, Rafaela, Rafał, Salomon |
| 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 |
| Poland | 28 | December | Antoni, Dobrowiest, Emma, Godzisław, Teofila |
| Country | Day | Month | Names |
 Slovakia | 6 | January | Antónia, Traja králi |
 Estonia | 12 | January | Antonia, Ande, Tooni |
 Austria | 17 | January | Antonius, Beatrix |
 Bulgaria | 17 | January | Andon, Anton, Antonia, Dona, Doncho, Donka |
 Denmark | 17 | January | Antonius |
 Greece | 17 | January | Antonios, Antonia, Anthony, Tony, Theodosis |
 Hungary | 17 | January | Antal, Antónia |
 Spain | 17 | January | Alba, Antonio, Mariana, Mariano, Alfredo |
 USA | 17 | January | Anthony, Antoine, Antoinette, Anton, Antonia, Antonio, Antony, Antwan, Ben, Benita, Benito, Benjamin, Bennie, Benny, Toni, Tony |
 Russia | 14 | March | Antonina |
| 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 |
| 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 |
| 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 |
 Sweden | 17 | October | Antonia, Toini |
| Italy | 24 | October | Antonio Maria Claret |
| Spain | 24 | October | Antonio María Claret |
 Latvia | 28 | October | Antonina, Nina, Ninona, Zemgals |
| Latvia | 7 | December | Anta, Antonija, Dzirkstite, Tonija |
