Jowan maana ya jina bora: Bahati, Ubunifu, Kisasa, Kirafiki, Temperament. Pata Jowan maana ya jina.
Carvalho maana ya jina la juu: Ukarimu, Makini, Kisasa, Kazi, Ubunifu. Pata Carvalho maana ya jina la jina.
Jowan asili ya jina la kwanza. Aina ya Cornish John. Pata Jowan asili ya jina la kwanza.
Jina la mwisho Carvalho la kawaida zaidi Brazil, Cape Verde, Timor ya Mashariki, Msumbiji, Ureno. Pata Carvalho kutangaza jina la jina.
Majina ya jina la Jowan 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, Ianto, Iefan, Ieuan, Ifan, Ioan, Ioane, Ioann, Ioannes, Ioannis, Iohannes, Ion, Ionel, Ionuț, Iván, Ivan, Ivane, Ivano, Ivica, Ivo, Iwan, Jaan, Jānis, Jack, Jackin, Jake, 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, Juan, Juanito, Juha, Juhán, Juhan, Juhana, Juhani, Juho, Jukka, Jussi, Keoni, Keshaun, Keshawn, Nelu, Nino, Ohannes, Rashaun, Rashawn, Seán, Sean, 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. Pata Jowan kwa lugha zingine.
Majina ya kawaida yenye jina la mwisho Carvalho: Stanton, Giovanna, Ryan, Carlotta, Sylvie. Pata Majina yanayotembea na Carvalho.
Utangamano wa Jowan na Carvalho ni 77%. Pata Utangamano wa Jowan na Carvalho.