Family name Ridia (Ridia 
) , worldwide, is a rare surname. The family name Ridia is habitual in Peru, where it is a rare surname, Indonesia, where it is a very rare surname, and Nicaragua. In absolute terms, it most frequently occurs in Indonesia, Peru, and Philippines. More prevalently, Ridia is the forename as well as the last name.
Lim, Busick, Reduan, Dearie, Dinata, Niamba, Novika, Ernest, Vivian, Yusifa, Quewon, Mourão, Mwalali, Salomon, Selitia, Almeida, Congote, Beltran, Lyngdoh, Ningrum, Ntapanya, Evarist, Santos, Wiranata, Mourao, Owden, Sari, Said, Siso, Reis, Reid, Haji, Wati, Mcgaw, Myoba, Santi, Silva, Adamu, Chang, Costa, Cunha, Pesik, Pires, Rocha, Liweuli, Nzoshe, Frank, Matano, and Rahmawati