Last name Binkan (Binkan 
, บิณกาญจน์ ) , throughout the world, is a rare family name. The last name Binkan is habitual in Thailand, where it is a rare surname, Malaysia, where it is an extremely rare surname, and Nigeria. Measured by absolute frequency, this name is the most popular in Thailand, China, and Nigeria. More frequently, Binkan is the forename as well as the last name.