Jan ystyron enw gorau: Sylwgar, Modern, Siriol, Lwcus, Weithgar. Cael Jan ystyr enw.
D'Ambrosi ystyron cyfenw gorau: Siriol, Weithgar, Gymwys, Lwcus, Hael. Cael D'Ambrosi ystyr cyfenw.
Jan tarddiad enw cyntaf. Medieval English form of John, derived from the Old French form Jehan. Cael Jan tarddiad enw cyntaf.
Jan diminutives enw: Jackin, Jankin. Cael Llysenwau ar gyfer Jan.
Enwau cyfystyr ar gyfer Jan mewn gwahanol wledydd ac ieithoedd: 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. Cael Jan mewn ieithoedd eraill.
Cyfenwau mwyaf cyffredin gydag enw Jan: Kotze, Sarks, Janssen, Janek, Van Der Meij. Cael Rhestr o gyfenwau gydag enw Jan.
Cysondeb o Jan ac D'Ambrosi yn 84%. Cael Cysondeb o Jan ac D'Ambrosi.