Iefan moelelo wa lebitso le letle: E na le bokhoni, Botsoalle, Lehlohonolo, Bōpo, Ela hloko. Fumana Iefan moelelo oa lebitso.
Williamson lebitso la motumo o motle ka ho fetisisa: E sebetsang, Ela hloko, E thabileng, Bohale, Lehlohonolo. Fumana Williamson se boleloang ke lebitso.
Iefan tšimoloho ea lebitso la pele. Welsh form of John. Fumana Iefan tšimoloho ea lebitso la pele.
Williamson qalong. Means "son of William". Fumana Williamson qalong.
Iefan lebitso la diminuti: Ianto. Fumana Mabitso a marang-rang a Iefan.
Lebitso la ho qetela Williamson le tloaelehileng haholo Australia, Jamaica, New zealand, United kingdom. Fumana Williamson lebitso la lebitso le fetisetsang.
Mabitso a sa tšoaneng bakeng sa Iefan 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, Ioan, Ioane, Ioann, Ioannes, Ioannis, Iohannes, Ion, Ionel, Ionuț, Iván, Ivan, Ivane, Ivano, Ivica, Ivo, Iwan, Jaan, Jānis, Jackin, 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, Juhan, Juhana, Juhani, Juho, Jukka, Jussi, Keoni, Keshaun, Keshawn, Nelu, Nino, Ohannes, Rashaun, Rashawn, Seán, Sean, Shane, Shaun, Shawn, Shayne, Sjang, Sjeng, Vanni, Vano, Vanya, Xoán, Xuan, Yahya, Yan, Yanick, Yanko, Yann, Yanni, Yannic, Yannick, Yannis, Yehochanan, Yianni, Yiannis, Yoan, Yochanan, Yohanes, Yuhanna, Zuan, Žan. Fumana Iefan ka lipuo tse ling.
Mabitso a bonngoe a tšoanang bakeng sa Williamson linaheng le lipuo tse fapaneng: Mac uileagóid, Macwilliam, Mcelligott, Mcwilliam, Willems, Willemse, Willemsen, Wilms. Fumana Williamson ka lipuo tse ling.
Mabitso a tloaelehileng ka lebitso la ho qetela Williamson: Lori, Jake, Cody, Lee, Kaitlyn. Fumana Mabitso a tsamaeang le Williamson.
Ho lumellana ha Iefan le Williamson ke 73%. Fumana Tšebelisano ea Iefan le Williamson.