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In all the world, Yay (Yay , ياي , เย้) is a rare gender-neutral forename. The first name Yay is characteristic of Senegal, where it is a rare masculine name, Hong Kong, where it is a rare feminine name, and Saudi Arabia, where it is a rare epicene name. Measured by absolute frequency, the name is most common in Indonesia, Senegal, and Saudi Arabia. More frequently, Yay is the last name as well as the forename.