Siwan kacha mma aha pụtara: Emesapụ aka, Ifịk, Eji obi ụtọ, Enyi na enyi, Iwe. Nweta Siwan pụtara aha.
Higgs kacha mma aha nna pụtara: Eru, Enyịn, Emesapụ aka, Okike, Ifịk. Nweta Higgs pụtara aha nna.
Siwan si malite aha mbụ. Welsh form of Joan. Nweta Siwan si malite aha mbụ.
Aha ikpeazụ Higgs kasị nkịtị na Turks and Caicos Islands, The Bahamas. Nweta Higgs aha nna na-agbasa.
Agakọta aha maka Siwan na mba dị iche iche na-asụ asụsụ: 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. Nweta Siwan na ndị ọzọ asụsụ.
Kasị nkịtị aha na aha ikpeazụ Higgs: Coral, Ian, Verdie, Winford, Angelo. Nweta Aha na-aga na Higgs.
Ndakọrịta nke Siwan na Higgs bụ 82%. Nweta Ndakọrịta nke Siwan na Higgs.