Surname Takayuki (Takayuki 
, タカユキ , 孝之 , along with others...) , in the world, is a widespread cognomen. The cognomen Takayuki is characteristic of Japan, where it is quite a common surname, Cyprus, where it is quite a rare surname, and Singapore, where it is a rare surname. Measured by absolute frequency, it is commonest in Japan, China, and Indonesia. Much less frequently, Takayuki is the forename as well as the last name.