Mohamed Debbah (محمد دباح) is an Algerian actor.

An actor at the National Theatre when it was founded in 1963, Mohamed Debbah appeared in many productions of the 1960s, including Abna el-Qasbah (Children of the Casbah) and El Khalidoun (The Immortals) by Abelhalim Raïs (1963), Hassan Terro by Rouiched (1963), Banadiq Oum Carrar based on Bertold Brecht's The Guns of Mother Carrar (1963), Warda hamra min ajli based on Sean O'Casey's Rose Red for Me (1964), and Lekleb based on Tone Brulin's The Dogs (1965).

Mohamed Debbah also appeared extensively in films, notably in Mohamed Slim Riad's The Way (1968) and Sana'oud (1972), Moussa Haddad's Children of November (1975), Mohamed Bouamari's The Inheritance (1975), and Hadj Rahim's Khoud ma tak Allah (Take What God Has Given You, 1981) and Serkadji (1982).

He died in 2004 and is buried in the El-Kettar cemetery in Algiers.