Iwan maana ya jina bora: Wenye uwezo, Kirafiki, Furaha, Tete, Bahati. Pata Iwan maana ya jina.
Slater maana ya jina la juu: Ubunifu, Kisasa, Temperament, Ukarimu, Wenye uwezo. Pata Slater maana ya jina la jina.
Iwan asili ya jina la kwanza. Aina ya Welsh John na aina ya Kipolishi Ivan. Pata Iwan asili ya jina la kwanza.
Slater asili. Occupational surname indicating that an early member worked as a person who covered roofs with slate. Pata Slater asili.
Usajili au jinsi ya kutaja jina la kwanza Iwan: EE-wan (kwa lugha ya Welsh), EE-vahn (katika lugha ya Kipolishi). Jinsi ya kutaja Iwan.
Majina ya jina la Iwan katika nchi tofauti na lugha tofauti: 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. Pata Iwan kwa lugha zingine.
Majina ya kawaida yenye jina Iwan: Sunawan, Markun. Pata Orodha ya majina yenye jina Iwan.
Majina ya kawaida yenye jina la mwisho Slater: Jayne, Nelson, Franchella, Kathleen, Weston. Pata Majina yanayotembea na Slater.
Utangamano wa Iwan na Slater ni 73%. Pata Utangamano wa Iwan na Slater.