All over the world, Хайду (Hajdu 
, Kaidu 
, Khaidu ) is a rare unisex given name. The given name Хайду is characteristic of Hungary, where it is quite a rare epicene name, Tanzania, where it is a very rare masculine name, and India, where it is a very rare predominantly male, but very seldom female name. Predominantly, Хайду is the last name as well as the forename.