Jowan igama elona lifanelekileyo: Inhlanhla, Bokudala, Namhlanje, Nobungane, I-temperamental. Fumana Jowan intsingiselo yegama.
Szulc intsingiselo egqibeleleyo yegama: Ilumkele, Esebenzayo, Ufanele, Bokudala, Namhlanje. Fumana Szulc intsingiselo yesinti.
Jowan imvelaphi yegama lokuqala. Cornish form of John. Fumana Jowan imvelaphi yegama lokuqala.
Igama lokugqibela Szulc eliqhelekileyo Pholend. Fumana Szulc ifani isasazeka.
Amagama alinganayo for Jowan kumazwe ahlukeneyo neelwimi: 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, Jack, Jackin, Jake, 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, Juan, Juanito, Juha, Juhán, Juhan, Juhana, Juhani, Juho, Jukka, Jussi, Keoni, Keshaun, Keshawn, Nelu, Nino, Ohannes, Rashaun, Rashawn, Seán, Sean, Shane, Shaun, Shawn, Shayne, Siôn, Sjang, Sjeng, Van, Vanja, Vanni, Vano, Vanya, Xoán, Xuan, Yahya, Yan, Yanick, Yanko, Yann, Yanni, Yannic, Yannick, Yannis, Yehochanan, Yianni, Yiannis, Yoan, Yochanan, Yohanes, Yuhanna, Zuan, Žan. Fumana Jowan kwezinye iilwimi.
Amagama aqhelekileyo ngegama lokugqibela Szulc: Jan, Ján. Fumana Amagama ahamba kunye Szulc.
Ukuhambisana Jowan kunye Szulc yi 78%. Fumana Ukuhambelana Jowan kunye Szulc.