Iefan kacha mma aha pụtara: Eru, Enyi na enyi, Kechioma, Okike, Enyịn. Nweta Iefan pụtara aha.
Sheridan kacha mma aha nna pụtara: Eji obi ụtọ, Enyịn, Ifịk, Oké njọ, Okike. Nweta Sheridan pụtara aha nna.
Iefan si malite aha mbụ. Welsh form of John. Nweta Iefan si malite aha mbụ.
Sheridan si. From the Irish name Ó Sirideáin meaning "descendant of Sirideán". The given name Sirideán means "searcher". Nweta Sheridan si.
Iefan aha diminutives: Ianto. Nweta Nicknames maka Iefan.
Aha ikpeazụ Sheridan kasị nkịtị na Ireland, Norfolk Island. Nweta Sheridan aha nna na-agbasa.
Agakọta aha maka Iefan 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, 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. Nweta Iefan na ndị ọzọ asụsụ.
Kasị nkịtị aha na aha ikpeazụ Sheridan: Anderson, David, Phillip, Tom, Cordell, Dávid. Nweta Aha na-aga na Sheridan.
Ndakọrịta nke Iefan na Sheridan bụ 75%. Nweta Ndakọrịta nke Iefan na Sheridan.