24
June |  Austria | Johannes, Reingard |  Bulgaria | Enio, Yanita, Yanka, Yanko |  Croatia | Faust, Ivan, Krsto |  Czechia | Jan |  Denmark | Hans |  Estonia | Annes, Ants, Hannes, Hans, Jaan, Jan, Janno, Johan, Johannes, Juhan, Juho, Jukk, Juss, Kanek |  Finland | Jani, Janne, Johannes, Juha, Juhana, Juhani, Juho, Jukka, Jussi |  France | Jean-Baptiste |  Hungary | Iván |  Italy | Giovanni |  Latvia | Jānis, Žanis |  Lithuania | Eiviltas, Eiviltė, Jonas |  Norway | Hans, Johannes, Jon |  Poland | Dan, Danisz, Danuta, Emilia, Jan, Wilhelm |  Romania | Ioan |  Slovakia | Ján |  Spain | Bautista, Iván, Juan |
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