Gretta tikanga ingoa pai: Waimarie, Mātau, Tahuri, Auaha, Ohaoha. Haere Gretta tikanga o te ingoa.
John pai tikanga ingoa: Mātau, Koa, Kaha, Ahua, Ratarata. Haere John tikanga o ingoa.
Gretta takenga o te ingoa tuatahi. Variant of Greta. Haere Gretta takenga o te ingoa tuatahi.
Ingoa whakamutunga John tino noa i roto i Nigeria, Papua New Guinea, Sudan, Tanzania, Uganda. Haere John ingoa horahanga.
Tuhi ranei pehea ki te kiia ingoa tuatahi Gretta: GRET-ə. Me pēhea te ki te kiia Gretta.
Ingoa faaauhia hoki Gretta i roto i whenua rerekē me ngā reo: 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. Haere Gretta i ētahi atu reo.
Ingoa whānau te nuinga noa ki te ingoa Gretta: Billingham, Haris, Corado, Swogger, Janosek. Haere Rārangi o ngā ingoa whānau ki te ingoa Gretta.
Te nuinga ingoa noa ki te ingoa whakamutunga John: John, Lijo, Shilpa, Christopher, Silna Annie. Haere Ingoa e haere ki John.
Hototahi o Gretta a John he 78%. Haere Hototahi o Gretta a John.