Nelu eng yaxshi nom ma'nolari: Do'st, Quvnoq, Jiddiy, Temperaturali, Zamonaviy. Qabul qiling Nelu ismining ma'nosi.
Costin eng yaxshi familiyasi ma'nolari: Omadli, Faol, Diqqat bilan, Jiddiy, Temperaturali. Qabul qiling Familiyasi Costin.
Nelu ismining kelib chiqishi. Romanian diminutive of Ion. Qabul qiling Nelu ismining kelib chiqishi.
Eng ko'p ishlatiladigan Costin familiyasi Moldova, Ruminiya. Qabul qiling Costin familiyasi tarqalishi.
Boshqa mamlakatlar va tillarda, Nelu uchun alohida ismlar: 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. Qabul qiling Nelu boshqa tillarda.
Costin ismiga ega bo'lgan eng keng tarqalgan ismlar: David, Meg, Tatiana, Ludie, Santo, Dávid. Qabul qiling Costin bilan ketadigan ismlar.
Nelu va Costin ning mosligi 77%. Qabul qiling Nelu va Costin muvofiqligi.