Janne (Finse)
Janis (Litouwse)
Janique
Jan (Nederlandse, Scandinavische, Slavische, Poolse)
Jantje (Nederlandse)
Janiek
Jann (Duitse, Duitse)
Janoah
Janoa
Janniek
Janus, Enos, Janse, Janusz, Jens, Jonas, Jones
Jano, Jeno, Jino, Hans, Hanss, Hanns, Jabes, James, Janek, Janak, Janesh, Janna, Janson, Janan, Janne, Janko, Jancsi, Joos, Junot, Jaris, Linos, Manus, Minos, Xenos, Zenos
Iefan, Ieuan, Ifan, Siôn, Jon, Juan, Janez, Jovan, Ian, Iain, Ioann, Ioan, Ionel, Iancu, João, Iwan, Ean, Jonas, Janis, Eoin, Sean, Janika, Jancsi, Keoni, Ioannis, Yannis, Xoán, Jani, Juhana, Juhani, Juha, Jussi, Joni, Hannu, Jouni, Jukka, Juho, Jochjo