Johnna uiga igoa sili: Volatile, Agalelei, Lē ma vāloia, Matuia, Gauai. Aumai Johnna uiga o le suafa.
Gargus uiga faaiu sili: Agavaa, Foafoa, Gauai, Faauo, Laki. Aumai Gargus uiga o faaiu.
Johnna amataga o le igoa muamua. Feminine form of John. Aumai Johnna amataga o le igoa muamua.
E tusitusiga po o le auala e faalauiloa le igoa muamua Johnna: JAHN-ə. E faapefea e faalauiloa Johnna.
Igoa tutusa mo Johnna i atunuu ma gagana eseese: Chevonne, Gianna, Giovanna, Ioana, Ioanna, Iohanna, Ivana, Ivanna, Jana, Janička, Janina, Janka, Janna, Janneke, Jannicke, Jannike, Jantine, Jantje, Jean, Jeanne, Jeannette, Jeannine, Jehanne, Jessie, Joana, Joanna, Johana, Johanna, Johanne, Jone, Jóhanna, Jóna, Jovana, Juana, Lashawn, Nana, Seona, Seonag, Shan, Shavonne, Sheena, Sheona, Shevaun, Shevon, Shona, Siân, Sìne, Síne, Siobhán, Siwan, Teasag, Xoana, Yana, Yanka, Yanna, Yoana, Zhanna. Aumai Johnna i isi gagana.
Surnames taatele ma igoa Johnna: Weatherley, Somo, Reisig, McCourt, Mclucas, Mccourt. Aumai Lisi o surnames ma igoa Johnna.
O le tele o igoa tutusa ai ma faaiu Gargus: Sylvia, Cayla, Carol, Sanford, Barton. Aumai Igoa e aumai faatasi Gargus.
Ogatasi o Johnna ma Gargus o 78%. Aumai Ogatasi o Johnna ma Gargus.