Riyon kacha mma aha pụtara: Iwe, Eji obi ụtọ, Ifịk, Enyịn, Okike. Nweta Riyon pụtara aha.
Makwana kacha mma aha nna pụtara: Okike, Eji obi ụtọ, Ifịk, Eru, Iwe. Nweta Makwana pụtara aha nna.
Kasị nkịtị surnames na aha Riyon: Das, Kapoor, Robin, Gonsalves, Sinha. Nweta List of surnames na aha Riyon.
Kasị nkịtị aha na aha ikpeazụ Makwana: Jaimin, Moksh, Harivadan, Rakesh, Mukesh. Nweta Aha na-aga na Makwana.
Ndakọrịta nke Riyon na Makwana bụ 80%. Nweta Ndakọrịta nke Riyon na Makwana.