Efren kacha mma aha pụtara: Iwe, Obodo, Enyi na enyi, Kechioma, Oké njọ. Nweta Efren pụtara aha.
Kasị nkịtị surnames na aha Efren: Zaborac, Magno, Wooderson, Southcombe, Sathre. Nweta List of surnames na aha Efren.
Kasị nkịtị aha na aha ikpeazụ Hequembourg: Elmo, Valeria, Adina, Theresa, Efren, Valéria. Nweta Aha na-aga na Hequembourg.