Gretta uiga igoa sili: Laki, Agavaa, Gauai, Foafoa, Agalelei. Aumai Gretta uiga o le suafa.
McKay uiga faaiu sili: Volatile, Matuia, Foafoa, Agavaa, Toaga. Aumai McKay uiga o faaiu.
Gretta amataga o le igoa muamua. Variant of Greta. Aumai Gretta amataga o le igoa muamua.
Faʻaiu McKay taatele i Kanata, Islands Falkland, Niu Sila, Peletania. Aumai McKay faaiu faasalalauina.
E tusitusiga po o le auala e faalauiloa le igoa muamua Gretta: GRET-ə. E faapefea e faalauiloa Gretta.
Igoa tutusa mo Gretta i atunuu ma gagana eseese: Gosia, Greet, Gréta, Greetje, Greta, Gretchen, Grete, Grethe, Griet, Märta, Maarit, Maighread, Mairead, Mairéad, Maisie, Małgorzata, Małgosia, Mared, Maret, Margaid, Margalit, Margalita, Margaréta, Margareeta, Margareta, Margarete, Margaretha, Margarethe, Margarid, Margarida, Margarit, Margarita, Margaux, Marged, Margherita, Margit, Margita, Margot, Margrét, Margreet, Margrete, Margrethe, Margriet, Margrit, Marguerite, Marit, Marita, Marjeta, Markéta, Marketta, Marsaili, Marzena, Meggy, Mererid, Merete, Merit, Meta, Mette, Mysie, Reeta, Reetta, Rita. Aumai Gretta i isi gagana.
Surnames taatele ma igoa Gretta: Billingham, Haris, Corado, Swogger, Janosek. Aumai Lisi o surnames ma igoa Gretta.
O le tele o igoa tutusa ai ma faaiu McKay: Brian, Alease, Brooks, Lupe, Paul. Aumai Igoa e aumai faatasi McKay.
Ogatasi o Gretta ma McKay o 74%. Aumai Ogatasi o Gretta ma McKay.