Jan maana ya jina bora: Makini, Kisasa, Furaha, Bahati, Kazi. Pata Jan maana ya jina.
Davidson maana ya jina la juu: Kirafiki, Tete, Kisasa, Bahati, Temperament. Pata Davidson maana ya jina la jina.
Jan asili ya jina la kwanza. Aina ya Kiingereza ya katikati John, inayotokana na fomu ya zamani ya Kifaransa ya Jehan. Pata Jan asili ya jina la kwanza.
Davidson asili. Ina maana "mwana wa David". Pata Davidson asili.
Jan jina la kupungua kwa jina: Jackin, Jankin. Pata Majina ya jina la Jan.
Jina la mwisho Davidson la kawaida zaidi Australia, Canada, Jamaika, New Zealand, Uingereza. Pata Davidson kutangaza jina la jina.
Majina ya jina la Jan katika nchi tofauti na lugha tofauti: Anže, Deshaun, Deshawn, Ean, Eoin, Evan, Ganix, Ghjuvan, Gian, Gianni, Giannino, Giannis, Giovanni, Gjon, Hampus, Hank, Hanke, 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, Jackie, Jake, Ján, Jancsi, Janek, Janez, Jani, Janika, Janko, Janne, Jannick, Jannik, Jan, János, Janusz, Jean, Jeannot, Jehan, Jehohanan, Jens, Jo, João, Joannes, Joan, Joãozinho, Joĉjo, Jock, Jockie, Jocky, 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, Seoc, Shane, Shaun, Shawn, Shayne, Siôn, 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. Pata Jan 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 Jan: Janssen, Janek, Van Der Meij, Frajkor, Kotze. Pata Orodha ya majina yenye jina Jan.
Majina ya kawaida yenye jina la mwisho Davidson: David, Andrew, Patrick, Stephanie, Fernando, Dávid, Stéphanie. Pata Majina yanayotembea na Davidson.
Utangamano wa Jan na Davidson ni 70%. Pata Utangamano wa Jan na Davidson.