Jowan moelelo wa lebitso le letle: Lehlohonolo, Bōpo, Mehleng ea kajeno, Botsoalle, Bohale. Fumana Jowan moelelo oa lebitso.
Knowles lebitso la motumo o motle ka ho fetisisa: E sebetsang, Bohale, E fokolang, Lehlohonolo, E fanang ka. Fumana Knowles se boleloang ke lebitso.
Jowan tšimoloho ea lebitso la pele. Cornish form of John. Fumana Jowan tšimoloho ea lebitso la pele.
Lebitso la ho qetela Knowles le tloaelehileng haholo Antigua le Barbuda, Lihlekehleke tsa Turks le Caicos, Bahamas. Fumana Knowles lebitso la lebitso le fetisetsang.
Mabitso a sa tšoaneng bakeng sa Jowan 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, Jaan, 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, Juan, Juanito, Juha, Juhán, Juhan, 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 Jowan ka lipuo tse ling.
Mabitso a tloaelehileng ka lebitso la ho qetela Knowles: Clifford, Beyonce, Whitney, Agripina, Amethyst. Fumana Mabitso a tsamaeang le Knowles.
Ho lumellana ha Jowan le Knowles ke 77%. Fumana Tšebelisano ea Jowan le Knowles.