All over the world, Дека (Deka 
, Дека 
, Decke 
) is a common gender-neutral first name. The first name Дека is habitual in Djibouti, where it is quite a common feminine name, Somalia, where it is quite a common mostly girly, but seldom masculine name, and Indonesia, where it is quite a rare epicene name. In absolute terms, it most frequently occurs in Indonesia, Somalia, and Ethiopia. More frequently, Дека is the last name as well as the forename.