Jan ystyron enw gorau: Sylwgar, Modern, Siriol, Lwcus, Weithgar. Cael Jan ystyr enw.
Jovanović ystyron cyfenw gorau: Anwadal, Weithgar, Anweddol, Sylwgar, Hael. Cael Jovanović ystyr cyfenw.
Jan tarddiad enw cyntaf. Medieval English form of John, derived from the Old French form Jehan. Cael Jan tarddiad enw cyntaf.
Jovanović tarddiad. Means "son of Jovan". Cael Jovanović tarddiad.
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 cyfystyr ar gyfer Jovanović mewn gwahanol wledydd ac ieithoedd: Bevan, Evans, Giannopoulos, Hancock, Hanson, Hovanesian, Ioannidis, Ionesco, Ionescu, Ivankov, Ivanov, Ivanović, Janiček, Jans, Jansen, Jansens, Jansing, Jansingh, Jansink, Janson, Janssen, Janssens, Jansson, Janz, Janzen, Johansen, Johansson, Johnson, Jones, Jóhannsson, Mallon, Malone, Mollown, Nana, Nani, Nanni, Nannini, Ó maoil eoin, Yancy, Yanev, Yankov, Zanetti, Zunino. Cael Jovanović mewn ieithoedd eraill.
Cyfenwau mwyaf cyffredin gydag enw Jan: Janssen, Janek, Van Der Meij, Frajkor, Kotze. Cael Rhestr o gyfenwau gydag enw Jan.
Mae'r rhan fwyaf o'r enwau cyffredin gyda cyfenw Jovanović: Ljiljana, Jennell, Lula, Catarina, Lincoln. Cael Enwau sy'n mynd gyda Jovanović.
Cysondeb o Jan ac Jovanović yn 71%. Cael Cysondeb o Jan ac Jovanović.