Cognomen Riyam (Riyam 
) , around the world, is a rare surname. The cognomen Riyam is habitual in Iraq, where it is a rare surname, Morocco, and Algeria. More prevalently, Riyam is the forename as well as the last name.
Al, Bashir, Kareem, Khalid, Khatun, Kumari, Jabbar, Hassan, Olivar, Yaseen, Mansour, Hussain, Hussein, Ibrahim, Ouiriemmi, Mohammad, Mohammed, Mudhafar, Alobaidi, Alghamdi, Alriyami, Cayabyab, Shakir, Ghandour, Madiha, Yasin, Ali, Das, Uli, Alaa, Basu, Khan, Devi, Jain, Hadi, Salim, Saleh, Abbas, Ahmed, Kafri, Daoud, Gelil, Jawad, Hamed, Hasan, Husam, Watha, Zreik, and Mukhopadhyay