Illiam kacha mma aha pụtara: Oké njọ, Enyịn, Ifịk, Emesapụ aka, Okike. Nweta Illiam pụtara aha.
Illiam si malite aha mbụ. Manx form of William. Nweta Illiam si malite aha mbụ.
Agakọta aha maka Illiam na mba dị iche iche na-asụ asụsụ: 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. Nweta Illiam na ndị ọzọ asụsụ.
Kasị nkịtị aha na aha ikpeazụ Crowan: King, William, Lillie. Nweta Aha na-aga na Crowan.