| Country | Day | Month | Names |
 Bulgaria | 7 | January | Ivan, Ivaylo, Ivanka, Vanio, Vania, Encho, Enio, Zhan, Zhana, Ivayla, Ivelin, Ivelina, Ivet, Ivo, Yoan, Ioan, Ioana, Yonka, Yonko, Yoncho, Yoto, Kaloyan, Kaloian |
 Greece | 7 | January | Ioannis, Giannis, Gianna, John, Jeannette, Ivana, Prodromos |
 Latvia | 8 | January | Erhads, Gatis, Gundabis, Ivanda |
 Croatia | 12 | January | Arkadije, Živana, Ernest |
 Norway | 22 | January | Ivan, Vanja |
| Croatia | 31 | January | Ivan, Marcela, Julije |
| Croatia | 8 | March | Pačista, Ivan |
| Croatia | 27 | March | Ivan Damašć., Rupert, Lidija, Lada |
 Czechia | 4 | April | Ivana |
| Croatia | 7 | April | Ivan de la Salle, Herman, Epifan |
| Croatia | 10 | May | Ivan Merz, Gospa Trsat |
| Croatia | 16 | May | Ivan Nepomuk, Andrija Bobola, Nenad |
| Croatia | 18 | May | Ivan I. papa, Venancije, Srecko |
 Sweden | 24 | May | Ivan, Vanja |
| Croatia | 30 | May | Ivana Arška |
| Croatia | 10 | June | Margareta, Dijana, Bl. Ivan Dominici |
| Croatia | 12 | June | Ivan Fakundo, Bosiljko, Nino |
| Croatia | 22 | June | Ivan Fisher, Toma More |
| Croatia | 24 | June | Rodenje Ivana Krstitelja |
 Ukraine | 24 | June | Bohuslav, Bohuslava, Boris, Boryslav, Boryslava, Slavko, Slavka, Ivan, John, Yvonna, Jean, Joan, Johanna |
 USA | 24 | June | Hans, Giovanna, Giovanni, Ian, Ivan, Jan, Jana, Jean, Jeanette, Jeannette, Johan, John, Johnnie, Johnny, Juan, Juana, Juanita, Sean, Shana, Shane, Shanna, Yancy |
| Czechia | 25 | June | Ivan |
| Croatia | 26 | June | Ivan, Pavao, Vigilije, Zoran |
 Slovakia | 8 | July | Ivan |
| Croatia | 23 | July | Brigita Švedska, Ivan Cassian, Slobodan |
| Croatia | 4 | August | Ivan M. Vianney, Ivica, Tertulijan |
| Croatia | 13 | August | Poncijan, Hipolit, Ivan Berchmans |
| Croatia | 19 | August | Ivan Eudes |
| Croatia | 29 | August | Glavosijek Ivana Krstitelja, Sabina R. |
| Croatia | 13 | September | Ivan Zlatousti, Ljubo |
| Croatia | 18 | September | Ivan Macias, J. Kupert., Irena |
| Latvia | 23 | September | Ivanda, Omula, Vanda, Veneranda |
| Croatia | 9 | October | Ljudevit Bertran, Dionizije, Ivan Leon |
| Croatia | 23 | October | Ivan Kapistran, Borislav, Severin |
| Croatia | 9 | November | Ivan Lateranski |
| USA | 9 | November | Orestes, Sullivan, Vaughan, Vaughn |
| Croatia | 14 | November | Nikola Tavelic, Ivan Trogirski |
| Croatia | 4 | December | Ivan Damašcanski, Barbara |
| Croatia | 11 | December | Ivana Franciska Ch. |
| Croatia | 13 | December | Ivan, Krševan |
| Croatia | 22 | December | Ivan Kentijski, Viktorija |
| Croatia | 26 | December | Ivan ev., Ivo, Janko |
| Slovakia | 28 | December | Ivana |
Hungary 
Spain