| వేరియంట్స్: | Ansat, Gianna, Gianni, Giannina, Gianno, Giovanni, Hanita, Hanneke, Hannes, Hanni, Hanny, Has, Iban, Ivan, Ivana, Iwar, Jaen, Jaentien, Jaine, Janell, Janella, Janelle, Janetta, Janette, Janice, Janina, Janine, Janique, Janita, Janka, Janke, Janko, Janna, Janneke, Jannelien, Jannes, Jannet, Jannetien, Jannetje, Janni, Jannica, Jannieke, Jannik, Jannis, Janno, Janny, János, Janou, Janske, Jantien, Jantiena, Jantina, Jantine, Jantinus, Jantje, Jantsen, Jany, Jeane, Jeannot, Jeantine, Jeen, Jehan, Jenna, Jenneke, Jenno, Jens, Jense, Jensen, Jenske, Jente, Jentien, Jentina, Jentine, Jentinus, Jentsen, Jentsje, Jinke, Joana, Joanie, Joanieke, Joann, Joanna, Joanneke, Joannes, Johanan, Johann, Johanne, Johanneke, Johannis, Johanny, John, Johnny, Jojanneke, Joke, Jon, Jonieke, Jonna, Jonneke, Jons, Jonski, Joop, Jopie, Jovanca, Jovanka, Jowan, Jowanna, Juhani, Jussi, Kaan, Sjang, Sjonnie, Sjonny, Wanne, Wannes, Wantje, Yann |
