Family name Alahd (الاحد 
, Alahd 
, الأحد) , around the globe, is a rare last name. The surname Alahd is habitual in Sudan, where it is a rare surname, Jordan, and Libya. Measured by absolute frequency, it is commonest in Sudan, Egypt, and Saudi Arabia. Much less frequently, Alahd is the forename as well as the last name.