Gwillym macnaha magaca ugu wanaagsan: Digtoon, Casri ah, Hal abuur leh, Kacsan, Farxad. Hel Gwillym macnaha magaca.
Mellon macnaha magaca qoys ee ugu fiican: Saaxiibtinimo, Kacsan, Farxad, Digtoon, Dabci is-bedbeddela leh. Hel Mellon macnaha magaca qoyska.
Gwillym asal ah magaca koowaad. Welsh form of William. Hel Gwillym asal ah magaca koowaad.
Gwillym diminutives magaca: Gwil. Hel Naanays for Gwillym.
Magacyada isku for Gwillym in dal iyo luqado kala duwan: Bill, Billie, Billy, Guglielmo, Guilherme, Guillaume, Guillem, Guillermo, Gwilherm, 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. Hel Gwillym luqado kale.
Inta badan magacyada wadaagaan Magaca awoowe Mellon: Freeda, Rolland, Wava, Barry, Von. Hel Names in aado Mellon.
Dhignaashada ee Gwillym iyo Mellon waa 87%. Hel Dhignaashada ee Gwillym iyo Mellon.