Koby uiga igoa sili: Agavaa, Lē ma vāloia, Faauo, Po nei, Agalelei. Aumai Koby uiga o le suafa.
Koby amataga o le igoa muamua. Variant of Coby. Aumai Koby amataga o le igoa muamua.
E tusitusiga po o le auala e faalauiloa le igoa muamua Koby: KO-bee. E faapefea e faalauiloa Koby.
Igoa tutusa mo Koby i atunuu ma gagana eseese: Akiba, Akiva, Cobus, Coos, Giacobbe, Giacomo, Hagop, Hakob, Hemi, Iacobus, Iacomus, Iacopo, Iago, Iakob, Iakobos, Iakopa, Ib, Jákob, Jaagup, Jaak, Jaakko, Jaakob, Jaakoppi, Jaap, Jacky, Jacob, Jacobo, Jacobus, Jacó, Jacopo, Jacques, Jago, Jaime, Jaka, Jakab, Jakes, Jakob, Jakov, Jakub, Jákup, James, Japik, Jaša, Jaska, Jaume, Jeppe, Jockel, Jokūbas, Kimo, Koba, Kobe, Kobus, Koos, Kuba, Lapo, Séamus, Seumas, Shamus, Sheamus, Sjaak, Sjakie, Yaakov, Yago, Yakiv, Yakov, Yakub, Yakup, Yaqoob, Yaqub. Aumai Koby i isi gagana.
Surnames taatele ma igoa Koby: Noble. Aumai Lisi o surnames ma igoa Koby.
O le tele o igoa tutusa ai ma faaiu Schied: Bess, Joella, Malcom, Isaac, Merlin. Aumai Igoa e aumai faatasi Schied.