Majami'al-Hadb Reserve is a protected area in Saudi Arabia managed by the Saudi Wildlife Authority.
The 3400 kmò protected area is situated to the north of Najd in central Saudi Arabia. It was listed as a protected area in 1993 to preserve plant and animal species in this area.
Majami'al-Hadb reserve is characterized by a landscape of granite and pyroclastic domes. The animal species inhabiting this reserve are the Arabian wolf, Ruppell's fox, ratel, hare, rock hyrax, caracal, and mongoose.