Family name きりやま (Kiriyama 
, きりやま) , around the world, is a rare cognomen. The cognomen きりやま is habitual in Singapore, where it is a rare surname, Japan, where it is a very rare surname, and New Zealand. Not in comparison with a country's population, the name is most common in Japan, Indonesia, and Brazil. Also, きりやま is the forename as well as the last name.