Siwan moelelo wa lebitso le letle: E fanang ka, E sebetsang, E thabileng, Botsoalle, Bohale. Fumana Siwan moelelo oa lebitso.
Moss lebitso la motumo o motle ka ho fetisisa: E tebileng, Lehlohonolo, Bohale, E fokolang, E sebetsang. Fumana Moss se boleloang ke lebitso.
Siwan tšimoloho ea lebitso la pele. Welsh form of Joan. Fumana Siwan tšimoloho ea lebitso la pele.
Lebitso la ho qetela Moss le tloaelehileng haholo Aland, Bahamas. Fumana Moss lebitso la lebitso le fetisetsang.
Mabitso a sa tšoaneng bakeng sa Siwan linaheng le lipuo tse sa tšoaneng: Asia, Chevonne, Gia, Gianna, Giannina, Giovanna, Giovannetta, Hanna, Hanne, Hannele, Hannie, Ioana, Ioanna, Iohanna, Ivana, Jana, Jane, Janessa, Janice, Janina, Janna, Janne, Jannicke, Jannike, Jean, Jeanne, Jehanne, Jennigje, Jo, Joan, Joana, Joanie, Joaninha, Joann, Joanna, Joanne, Joasia, Joetta, Joey, Johana, Johanna, Johanne, Johanneke, Johnna, Jojo, Joleen, Jolene, Jone, Jonelle, Jonette, Joni, Jonie, Jonna, Jóhanna, Jóna, Jovana, Juana, Juanita, Nana, Seona, Seonag, Seònaid, Shauna, Shavonne, Shawna, Sheona, Shevaun, Shevon, Shona, Sìne, Síne, Siobhán, Tajuana, Vanna, Xoana, Yana, Yanka, Yanna, Yoana, Zhanna, Žana. Fumana Siwan ka lipuo tse ling.
Mabitso a tloaelehileng ka lebitso la ho qetela Moss: Halani, Cassandra, Ava, Theodore, Jody, Théodore. Fumana Mabitso a tsamaeang le Moss.
Ho lumellana ha Siwan le Moss ke 81%. Fumana Tšebelisano ea Siwan le Moss.