Iancu maana ya jina bora: Bahati, Kazi, Kubwa, Kisasa, Ukarimu. Pata Iancu maana ya jina.
Davidson maana ya jina la juu: Kirafiki, Tete, Kisasa, Bahati, Temperament. Pata Davidson maana ya jina la jina.
Iancu asili ya jina la kwanza. Kiromania imepungua John. Pata Iancu asili ya jina la kwanza.
Davidson asili. Ina maana "mwana wa David". Pata Davidson asili.
Jina la mwisho Davidson la kawaida zaidi Australia, Canada, Jamaika, New Zealand, Uingereza. Pata Davidson kutangaza jina la jina.
Majina ya jina la Iancu katika nchi tofauti na lugha tofauti: Anže, Deshaun, Deshawn, Ean, Eoin, Evan, Ganix, Ghjuvan, Gian, Gianni, Giannis, Giovanni, Gjon, Hanke, Hankin, Hann, Hanne, Hannes, Hannu, Hans, Hovhannes, Hovik, Hovo, Iain, Ian, Iefan, Ieuan, Ifan, Ioan, Ioane, Ioann, Ioannes, Ioannis, Iohannes, Ion, Iván, Ivan, Ivane, Ivano, Ivica, Ivo, Iwan, Jaan, Jānis, Ján, Jancsi, Janek, Janez, Jani, Janika, Janko, Janne, Jannick, Jannik, Jan, Jan, János, Janusz, Jean, 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, Ohannes, Rashawn, Seán, Sean, Shane, Shaun, Shawn, 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. Pata Iancu kwa lugha zingine.
Majina ya jina la Davidson katika nchi tofauti na lugha tofauti: David, Davidović, Davidsen, Davis, Mac daibhéid, Mcdevitt. Pata Davidson kwa lugha zingine.
Majina ya kawaida yenye jina la mwisho Davidson: Wendy, Christopher, Kim, Melissa, Sheri, Mélissa. Pata Majina yanayotembea na Davidson.
Utangamano wa Iancu na Davidson ni 74%. Pata Utangamano wa Iancu na Davidson.