Throughout the world, ไภ้ (Phai 
, ไภ้) is quite a rare epicene first name. The first name ไภ้ is habitual in Vietnam, where it is a rare predominantly masculine, but very infrequently female name, India, where it is a very rare unisex name, and South Africa. Not in comparison with a country's population, it most frequently occurs in India, Vietnam, and the United States. Also, ไภ้ is the last name as well as the forename.