Joni (Finse)
Sina
Jona (Engelse, Hebreeuwse)
Keoni (Hawaïaanse)
Yanni
Juan (Spaanse)
Yannis (Griekse)
Yan (Duitse)
Sion (NAMES_Wels)
Johnie (Engelse)
Jovani (Engelse)
Jon (Engelse)
Juwan (Engelse)
Seann, Cian, Xan, Sion, Swen, Swain, Swayn, Syon, Zan
Evan, Iefan, Ieuan, Ifan, Siôn, Jon, Juan, Janez, Jovan, Ian, Iain, Ivan, Ioann, Ioan, Ionel, Iancu, João, Iwan, Ean, Jonas, Janis, Eoin, János, Keoni, Ioannes, Ioannis, Yannis, Johannes, Xoán, Jani, Juhani, Jouni, Hannu, Juha, Jussi, Juhana, Juho, Jo