Illiam eng yaxshi nom ma'nolari: Jiddiy, Diqqat bilan, Faol, Saxiy, Ijodiy. Qabul qiling Illiam ismining ma'nosi.
Illiam ismining kelib chiqishi. Manx form of William. Qabul qiling Illiam ismining kelib chiqishi.
Boshqa mamlakatlar va tillarda, Illiam uchun alohida ismlar: Bill, Billie, Billy, Guglielmo, Guilherme, Guillaume, Guillem, Guillermo, Gwil, Gwilherm, Gwilim, Gwillym, Gwilym, 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. Qabul qiling Illiam boshqa tillarda.
Mastrobuono ismiga ega bo'lgan eng keng tarqalgan ismlar: Brunilda, Heriberto, Cammy, Agustina, Theo, Théo. Qabul qiling Mastrobuono bilan ketadigan ismlar.