Iefan an t-ainm as fheàrr a chiall: Comasach, Càirdeil, Fortanach, Cruthachail, Furachail. Faigh Iefan brìgh ainm.
Sullivan as fheàrr sloinneadh chiall: Temperamental, Comasach, Sradagach, Droch, Fortanach. Faigh Sullivan brìgh sloinneadh.
Iefan a thàinig a 'chiad ainm. Welsh form of John. Faigh Iefan a thàinig a 'chiad ainm.
Sullivan an tùs. Anglicized form of the Irish name Ó Súileabháin which means "descendant of Súileabhán". The name Súileabhán means "little dark eye". Faigh Sullivan an tùs.
Iefan ainm diminutives: Ianto. Faigh Far airson Iefan.
Air ainm Sullivan as cumanta ann an Astràilia, Èirinn, Malta, Montserrat, Na Stàitean Aonaichte. Faigh Sullivan sloinneadh sgaoileadh.
Samhlachadh ainmean Iefan ann an diofar dhùthchannan agus cànanan: 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. Faigh Iefan ann an cànanan eile.
As ainmean cumanta le ainm mu dheireadh Sullivan: Kelly, Sullivan, John, Tim, Nat. Faigh Ainmean a 'dol le Sullivan.
Fhreagarrachd Iefan agus Sullivan 75%. Faigh Fhreagarrachd Iefan agus Sullivan.