Iefan incazelo engcono kakhulu yegama: Unamandla, Nobungane, Unenhlanhla, Ukudala, Ngokucophelela. Thola Iefan kusho igama.
Costa izincazelo zegama elihle kakhulu: Okungafani, Unenhlanhla, Ngokucophelela, Sína, Unika. Thola Costa incazelo yesibongo.
Iefan imvelaphi yegama lokuqala. Welsh form of John. Thola Iefan imvelaphi yegama lokuqala.
Isiqalo Costa. Means "riverbank, slope, coast" in Portuguese, Italan and Catalan, ultimately from Latin meaning "side, edge". Thola Isiqalo Costa.
Iefan igama lokunciphisa amagama: Ianto. Thola Ama-namaname we-Iefan.
Igama lokugcina Costa elivame kakhulu I-Argentina, I-Brazil, Italy, I-Mozambique, EPortugal. Thola Costa ukusakazwa kwesibongo.
Amagama afanayo for Iefan 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, Ioan, Ioane, Ioann, Ioannes, Ioannis, Iohannes, Ion, Ionel, Ionuț, Iván, Ivan, Ivane, Ivano, Ivica, Ivo, Iwan, Jaan, Jānis, Jackin, 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, Nino, Ohannes, Rashaun, Rashawn, Seán, Sean, Shane, Shaun, Shawn, Shayne, Sjang, Sjeng, Vanni, Vano, Vanya, Xoán, Xuan, Yahya, Yan, Yanick, Yanko, Yann, Yanni, Yannic, Yannick, Yannis, Yehochanan, Yianni, Yiannis, Yoan, Yochanan, Yohanes, Yuhanna, Zuan, Žan. Thola Iefan kwezinye izilimi.
Amagama amagama afanayo we Costa emazweni ahlukene nangezilimi: Acosta, Côté, Coste, Cuesta. Thola Costa kwezinye izilimi.
Amagama avame kakhulu ngegama lomsebenzisi Costa: Marianne, Emma, Andrea, Teresa, Sharo, Andréa. Thola Amagama ahamba ne- Costa.
Ukuhambisana kwe- Iefan kanye Costa kuyinto 77%. Thola Ukuhambisana kwe- Iefan kanye Costa.