Vilko uiga igoa sili: Laki, Gauai, Po nei, Foafoa, Toaga. Aumai Vilko uiga o le suafa.
Christian uiga faaiu sili: Gauai, Laki, Volatile, Faauo, Lē ma vāloia. Aumai Christian uiga o faaiu.
Vilko amataga o le igoa muamua. Slovene and Croatian diminutive of William. Aumai Vilko amataga o le igoa muamua.
Faʻaiu Christian taatele i Antigua and Barbuda, Cayman Islands, Dominica, Motu o Tagata, Iunaite Setete Islands Taupou. Aumai Christian faaiu faasalalauina.
Igoa tutusa mo Vilko i atunuu ma gagana eseese: Bill, Billie, Billy, Guglielmo, Guilherme, Guillaume, Guillem, 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, Vilis, Viljami, Viljo, Ville, Villem, Vilmos, Wil, Wilhelm, Wilhelmus, Wilkin, Wilky, Will, Willahelm, Willem, Willi, William, Willie, Willy, Wilmot, Wim, Wiremu, Wöllem, Wullem, Wum. Aumai Vilko i isi gagana.
Surnames taatele ma igoa Vilko: Ivancich. Aumai Lisi o surnames ma igoa Vilko.
O le tele o igoa tutusa ai ma faaiu Christian: Adam, Nancy, Parlin, Smital, Perry, Ádám. Aumai Igoa e aumai faatasi Christian.
Ogatasi o Vilko ma Christian o 79%. Aumai Ogatasi o Vilko ma Christian.