Iwan kacha mma aha pụtara: Eru, Enyi na enyi, Eji obi ụtọ, Obodo, Kechioma. Nweta Iwan pụtara aha.
Da costa kacha mma aha nna pụtara: Okike, Enyịn, Iwe, Eji obi ụtọ, Kechioma. Nweta Da costa pụtara aha nna.
Iwan si malite aha mbụ. Welsh form of John and a Polish form of Ivan. Nweta Iwan si malite aha mbụ.
Da costa si. Variant of Costa. Nweta Da costa si.
Aha ikpeazụ Da costa kasị nkịtị na Angola, Brazil, East Timor, Guinea-Bissau, Mozambique. Nweta Da costa aha nna na-agbasa.
Transcription ma ọ bụ otú kpo aha mbụ Iwan: EE-wan (na Welsh), EE-vahn (na Polish). Olee otú ịkpọ Iwan.
Agakọta aha maka Iwan na mba dị iche iche na-asụ asụsụ: 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, Jaan, Jānis, Jack, Jackin, Jake, Ján, Jancsi, Janek, Janez, Jani, Janika, Jankin, Janko, Janne, Jannick, Jannik, Jan, Jan, János, 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, 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. Nweta Iwan na ndị ọzọ asụsụ.
Agakọta surnames maka Da costa na mba dị iche iche na-asụ asụsụ: Acosta, Côté, Costa, Coste, Cuesta. Nweta Da costa na ndị ọzọ asụsụ.
Kasị nkịtị surnames na aha Iwan: Markun, Sunawan. Nweta List of surnames na aha Iwan.
Kasị nkịtị aha na aha ikpeazụ Da costa: John, Manuel. Nweta Aha na-aga na Da costa.
Ndakọrịta nke Iwan na Da costa bụ 75%. Nweta Ndakọrịta nke Iwan na Da costa.