Worldwide, Hadey (Hadey 
) is a rare dominantly boy's, but infrequently female first name. The first name Hadey is characteristic of Egypt, where it is a rare mostly masculine, but seldom feminine name, Saudi Arabia, where it is a rare masculine name, and Nigeria, where it is an extremely rare epicene name. Not in comparison with a country's population, this name is the most popular in Egypt, Saudi Arabia, and India. Also, Hadey is the last name as well as the forename.