Omar M'Dahoma (born 10 September 1987) is a Comorian international footballer who plays for French club FC Istres, as a defender.
Born in Dzaoudzi, Mayotte, M'Dahoma has played for Marseille B, Endoume Catalans, Aurillac, Toulon Var and Aubagne.
He made his international debut for Comoros in 2015.