Jaan moelelo wa lebitso le letle: E tebileng, Bōpo, E sebetsang, Botsoalle, Lehlohonolo. Fumana Jaan moelelo oa lebitso.
Ong lebitso la motumo o motle ka ho fetisisa: E thabileng, E tebileng, E na le bokhoni, Ela hloko, E sebetsang. Fumana Ong se boleloang ke lebitso.
Jaan tšimoloho ea lebitso la pele. Estonian form of John. Fumana Jaan tšimoloho ea lebitso la pele.
Lebitso la ho qetela Ong le tloaelehileng haholo Malaysia, Philippines, Singapore, Taiwan, Togo. Fumana Ong lebitso la lebitso le fetisetsang.
Mabitso a sa tšoaneng bakeng sa Jaan linaheng le lipuo tse sa tšoaneng: Anže, Deshaun, Deshawn, Ean, Eoin, Evan, Ganix, Ghjuvan, Gian, Gianni, Giannino, Giannis, Giovanni, Gjon, Hampus, Hank, Hanke, Hankin, Hann, 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, Jānis, Jack, Jackin, Jake, Ján, Jancsi, Janek, Janez, Jani, Janika, Jankin, Janko, Janne, Jannick, Jannik, Jan, Jan, János, Janusz, Jean, Jeannot, Jehan, Jehohanan, Jens, Jo, João, Joannes, Joan, Joãozinho, Joĉjo, 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, Juhana, Juhani, Juho, Jukka, Jussi, Keoni, Keshaun, Keshawn, Nelu, Nino, Ohannes, Rashaun, Rashawn, Seán, Sean, Shane, Shaun, Shawn, Shayne, Siôn, Sjang, Sjeng, Van, Vanja, Vanni, Vano, Vanya, Xoán, Xuan, Yahya, Yan, Yanick, Yanko, Yann, Yanni, Yannic, Yannick, Yannis, Yehochanan, Yianni, Yiannis, Yoan, Yochanan, Yohanes, Yuhanna, Zuan, Žan. Fumana Jaan ka lipuo tse ling.
Mabitso a tloaelehileng ka ho fetisisa ka lebitso Jaan: Khattak, Umrao. Fumana Lethathamo la mabitso a nang le lebitso Jaan.
Mabitso a tloaelehileng ka lebitso la ho qetela Ong: Max, Stanley, Alta, Zelda, Kooi Tatt. Fumana Mabitso a tsamaeang le Ong.
Ho lumellana ha Jaan le Ong ke 80%. Fumana Tšebelisano ea Jaan le Ong.