Guillem igama elona lifanelekileyo: Ilumkele, Kakhulu, Namhlanje, I-temperamental, Unika. Fumana Guillem intsingiselo yegama.
Rugama intsingiselo egqibeleleyo yegama: Kakhulu, Esebenzayo, Bokudala, Unika, Namhlanje. Fumana Rugama intsingiselo yesinti.
Guillem imvelaphi yegama lokuqala. Catalan form of William. Fumana Guillem imvelaphi yegama lokuqala.
Igama lokugqibela Rugama eliqhelekileyo Nikharaguwa. Fumana Rugama ifani isasazeka.
Amagama alinganayo for Guillem kumazwe ahlukeneyo neelwimi: Bill, Billie, Billy, Guglielmo, Guilherme, Guillaume, Guillermo, Gwil, Gwilherm, 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 Guillem kwezinye iilwimi.
Amagama aqhelekileyo ngegama lokugqibela Rugama: Vince, Pasquale, William Alejandro, Brett, Roosevelt. Fumana Amagama ahamba kunye Rugama.
Ukuhambisana Guillem kunye Rugama yi 83%. Fumana Ukuhambelana Guillem kunye Rugama.