Jehan kacha mma aha pụtara: Enyi na enyi, Kechioma, Emesapụ aka, Oge a, Ifịk. Nweta Jehan pụtara aha.
Block kacha mma aha nna pụtara: Okike, Enyi na enyi, Kechioma, Emesapụ aka, Eji obi ụtọ. Nweta Block pụtara aha nna.
Jehan si malite aha mbụ. Old French form of Iohannes (see John). Nweta Jehan si malite aha mbụ.
Agakọta aha maka Jehan 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, Ianto, Iefan, Ieuan, Ifan, Ioan, Ioane, Ioann, Ioannes, Ioannis, Iohannes, Ion, Ionel, Ionuț, Iván, Ivan, Ivane, Ivano, Ivica, Ivo, Iwan, Jaan, Jānis, Jack, Jackie, Jackin, Jake, Ján, Jancsi, Janek, Janez, Jani, Janika, Jankin, Janko, Janne, Jannick, Jannik, Jan, Jan, János, Janusz, Jean, Jeannot, Jehohanan, Jens, Jo, João, Joannes, Joan, Joãozinho, Joĉjo, Jock, Jockie, Jocky, 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, Seoc, 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. Nweta Jehan na ndị ọzọ asụsụ.
Kasị nkịtị surnames na aha Jehan: Sogocio, Khan, Shafeeque, Gowani. Nweta List of surnames na aha Jehan.
Kasị nkịtị aha na aha ikpeazụ Block: Ian, Nathalie, Mark, Tiano, Donya, Márk. Nweta Aha na-aga na Block.
Ndakọrịta nke Jehan na Block bụ 83%. Nweta Ndakọrịta nke Jehan na Block.