Yan uiga igoa sili: Foafoa, Laki, Faauo, Lē ma vāloia, Fiafia. Aumai Yan uiga o le suafa.
Joseph uiga faaiu sili: Toaga, Lē ma vāloia, Po nei, Faauo, Gauai. Aumai Joseph uiga o faaiu.
Yan amataga o le igoa muamua. Belarusian variant of Ioannes (see John). Aumai Yan amataga o le igoa muamua.
Faʻaiu Joseph taatele i Haiti, Nigeria, Tanzania, Trinidad and Tobago, Uganda. Aumai Joseph faaiu faasalalauina.
Igoa tutusa mo Yan i atunuu ma gagana eseese: 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, 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, Ohannes, Rashawn, Seán, Sean, Shane, Shaun, Shawn, Siôn, Sjang, Sjeng, Van, Vanja, Vanni, Vano, Vanya, Xoán, Xuan, Yahya, Yanick, Yanko, Yann, Yanni, Yannic, Yannick, Yannis, Yehochanan, Yianni, Yiannis, Yoan, Yochanan, Yohanes, Yuhanna, Zuan, Žan. Aumai Yan i isi gagana.
Surnames taatele ma igoa Yan: Pikaev, Grattidge, Cazier, Cizek, Yela, Čížek. Aumai Lisi o surnames ma igoa Yan.
O le tele o igoa tutusa ai ma faaiu Joseph: Josmi, Joseph, Rinto, Jenila, John. Aumai Igoa e aumai faatasi Joseph.
Ogatasi o Yan ma Joseph o 75%. Aumai Ogatasi o Yan ma Joseph.