Gwilherm igama elona lifanelekileyo: Unika, Ezinqabileyo, Nobungane, Ilumkele, Kakhulu. Fumana Gwilherm intsingiselo yegama.
Casey intsingiselo egqibeleleyo yegama: Inhlanhla, Ezinqabileyo, Unika, Ujonge, Nobungane. Fumana Casey intsingiselo yesinti.
Gwilherm imvelaphi yegama lokuqala. Breton form of William. Fumana Gwilherm imvelaphi yegama lokuqala.
Casey umvelaphi. Anglicized form of Irish Ó Cathasaigh meaning "descendant of Cathasach". Fumana Casey umvelaphi.
Igama lokugqibela Casey eliqhelekileyo Ayalend. Fumana Casey ifani isasazeka.
Amagama alinganayo for Gwilherm kumazwe ahlukeneyo neelwimi: Bill, Billie, Billy, Guglielmo, Guilherme, Guillaume, Guillem, Guillermo, Gwil, Gwilim, Gwillym, Gwilym, Illiam, Jami, Jelle, Liam, Pim, Uilleag, Uilleam, Uilliam, Ulick, Vilĉjo, Vilém, Vilhelm, Vilhelmas, Vilhelmi, Vilhelmo, Vilhelms, Vilhjálmur, Vilho, Vili, Viliam, Vilim, Vilis, Viljami, Viljem, Viljo, Vilko, Ville, Villem, Vilmos, Wil, Wilhelm, Wilhelmus, Wilkin, Wilky, Will, Willahelm, Willem, Willi, William, Willie, Willy, Wilmot, Wim, Wiremu, Wöllem, Wullem, Wum. Fumana Gwilherm kwezinye iilwimi.
Amagama aqhelekileyo ngegama lokugqibela Casey: Dan, Courtney, Wesley, Delila, Bob. Fumana Amagama ahamba kunye Casey.
Ukuhambisana Gwilherm kunye Casey yi 82%. Fumana Ukuhambelana Gwilherm kunye Casey.