Yoan incazelo engcono kakhulu yegama: Esebenzayo, Okungafani, Isimo sengqondo, Ngokucophelela, Ujabule. Thola Yoan kusho igama.
Leo izincazelo zegama elihle kakhulu: Isimanje, Unika, Ngokucophelela, Okungafani, Nobungane. Thola Leo incazelo yesibongo.
Yoan imvelaphi yegama lokuqala. Bulgarian form of John. Thola Yoan imvelaphi yegama lokuqala.
Yoan igama lokunciphisa amagama: Ivo, Yanko. Thola Ama-namaname we-Yoan.
Igama lokugcina Leo elivame kakhulu Iziqhingi zaseFaroe, I-Papua New Guinea, I-Saint Helena, i-Ascension ne-Tris, I-Vanuatu. Thola Leo ukusakazwa kwesibongo.
Amagama afanayo for Yoan emazweni ahlukene nezilimi ezahlukene: Anže, Deshaun, Deshawn, Ean, Eoin, Evan, Ganix, Ghjuvan, Gian, Gianni, Giannino, Giannis, Giovanni, Gjon, Hampus, Hank, Hanke, Hankin, Hann, Hanne, Hannes, Hannu, Hans, Hasse, Honza, Hovhannes, Hovik, Hovo, Iain, Ian, Iancu, Ianto, Iefan, Ieuan, Ifan, Ioan, Ioane, Ioann, Ioannes, Ioannis, Iohannes, Ion, Ionel, Ionuț, Iván, Ivan, Ivane, Ivano, Ivica, Ivo, Iwan, Jaan, Jānis, Ján, Jancsi, Janek, Janez, Jani, Janika, Jankin, Janko, Janne, Jannick, Jannik, Jan, Jan, János, Janusz, Jean, Jeannot, Jehan, Jehohanan, Jens, Jo, João, Joannes, Joan, Joãozinho, Joĉjo, Johan, Johanan, Johann, Johannes, Johano, John, Johnie, Johnnie, Johnny, Jón, Jonas, Jone, Joni, Jon, Jon, Jóannes, Jóhann, Jóhannes, Joop, Jouni, Jovan, Jowan, Juan, Juanito, Juha, Juhán, Juhan, Juhana, Juhani, Juho, Jukka, Jussi, Keoni, Keshaun, Keshawn, Nelu, Ohannes, Rashawn, Seán, Sean, Shane, Shaun, Shawn, Siôn, Sjang, Sjeng, Van, Vanja, Vanni, Vano, Vanya, Xoán, Xuan, Yahya, Yan, Yanick, Yann, Yanni, Yannic, Yannick, Yannis, Yehochanan, Yianni, Yiannis, Yochanan, Yohanes, Yuhanna, Zuan, Žan. Thola Yoan kwezinye izilimi.
Amagama avame kakhulu ngegama lomsebenzisi Leo: Leo, Lip Wee, Rakendu, Leonardo, Leoleonora Emini, Léo. Thola Amagama ahamba ne- Leo.
Ukuhambisana kwe- Yoan kanye Leo kuyinto 75%. Thola Ukuhambisana kwe- Yoan kanye Leo.