Retha kacha mma aha pụtara: Oge a, Enyịn, Emesapụ aka, Ifịk, Oké njọ. Nweta Retha pụtara aha.
Quater kacha mma aha nna pụtara: Oge a, Oké njọ, Okike, Eji obi ụtọ, Kechioma. Nweta Quater pụtara aha nna.
Retha si malite aha mbụ. Short form of Margaretha. Nweta Retha si malite aha mbụ.
Agakọta aha maka Retha na mba dị iche iche na-asụ asụsụ: Gosia, Greet, Gréta, Greetje, Greta, Gretchen, Grete, Gretel, 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. Nweta Retha na ndị ọzọ asụsụ.
Kasị nkịtị surnames na aha Retha: Cambero, Monnett, Sprules, Robeck, Marshall. Nweta List of surnames na aha Retha.
Kasị nkịtị aha na aha ikpeazụ Quater: Maybell, Fausto, Tom, Lenard, Edmund. Nweta Aha na-aga na Quater.
Ndakọrịta nke Retha na Quater bụ 76%. Nweta Ndakọrịta nke Retha na Quater.