Willy uiga igoa sili: Matuia, Volatile, Agavaa, Faauo, Toaga. Aumai Willy uiga o le suafa.
Willy amataga o le igoa muamua. Diminutive of William, Wilhelm or Willem. It is both masculine and feminine in Dutch. Aumai Willy amataga o le igoa muamua.
Willy igoa diminutives: Billie, Billy. Aumai Nicknames mo Willy.
E tusitusiga po o le auala e faalauiloa le igoa muamua Willy: WIL-ee (i le gagana Peretania), VI-lee (i Siamani), WIL-lee (i Holani), VIL-lee (i Holani). E faapefea e faalauiloa Willy.
Igoa tutusa mo Willy i atunuu ma gagana eseese: Guglielmo, Guilherme, Guillaume, Guillem, Guillermo, Gwil, Gwilherm, Gwilim, Gwillym, Gwilym, Illiam, Jami, Liam, Mien, Mina, Uilleag, Uilleam, Uilliam, Ulick, Vilĉjo, Vilém, Vilhelm, Vilhelmas, Vilhelmi, Vilhelmiina, Vilhelmina, Vilhelmo, Vilhelms, Vilhjálmur, Vilho, Vili, Viliam, Vilim, Vilis, Viljami, Viljem, Viljo, Vilko, Ville, Villem, Vilma, Vilmos, Wilhelm, Wilhelmina, Wilkin, Wilky, Willahelm, Wilmot, Wiremu, Wöllem, Wullem, Wum. Aumai Willy i isi gagana.
Surnames taatele ma igoa Willy: Eychner, McIltrot, Indelicato, Hewekk, Heckathorn, Mciltrot. Aumai Lisi o surnames ma igoa Willy.
O le tele o igoa tutusa ai ma faaiu Birall: William. Aumai Igoa e aumai faatasi Birall.