Around the globe, Sidah (Sidah 
, Сида 
, سیدہ) is quite a rare epicene first name. The forename Sidah is habitual in Algeria, where it is quite a rare masculine name, Indonesia, where it is a rare epicene name, and Singapore, where it is a rare girly name. Measured by absolute frequency, it most frequently occurs in Algeria, Indonesia, and Malaysia. Likewise, Sidah is the last name as well as the forename.