Siwan incazelo engcono kakhulu yegama: Unika, Esebenzayo, Ujabule, Nobungane, Isimo sengqondo. Thola Siwan kusho igama.
Hess izincazelo zegama elihle kakhulu: Ujabule, Isimanje, Ukudala, Ngokucophelela, Esebenzayo. Thola Hess incazelo yesibongo.
Siwan imvelaphi yegama lokuqala. Welsh form of Joan. Thola Siwan imvelaphi yegama lokuqala.
Igama lokugcina Hess elivame kakhulu EJalimane, ESwitzerland. Thola Hess ukusakazwa kwesibongo.
Amagama afanayo for Siwan emazweni ahlukene nezilimi ezahlukene: 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. Thola Siwan kwezinye izilimi.
Amagama avame kakhulu ngegama lomsebenzisi Hess: Rosendo, John, Laverne, Burma, Keziah. Thola Amagama ahamba ne- Hess.
Ukuhambisana kwe- Siwan kanye Hess kuyinto 82%. Thola Ukuhambisana kwe- Siwan kanye Hess.