Siwan maana ya jina bora: Ukarimu, Kazi, Furaha, Kirafiki, Temperament. Pata Siwan maana ya jina.
Siwan asili ya jina la kwanza. Aina ya Welsh Joan. Pata Siwan asili ya jina la kwanza.
Majina ya jina la Siwan katika nchi tofauti na lugha tofauti: 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. Pata Siwan kwa lugha zingine.
Majina ya kawaida yenye jina la mwisho Maniski-luke: Josef. Pata Majina yanayotembea na Maniski-luke.