Across the world, Yako (Yako 
, Яко 
, ยาโกะ 
) is quite a rare unisex first name. The forename Yako is habitual in Bulgaria, where it is quite a common boy's name, Algeria, where it is a rare epicene name, and Nigeria. Measured by absolute frequency, it is commonest in Bulgaria, Nigeria, and India. Also, Yako is the last name as well as the forename.
Yako is also a name for the fictitious and mythical characters: Yako Jinguuji , the Chuu-Bra!!'s character, Chu-Bra!!.