SurnameNo. 86 in Japan
Koyama
Koyama (小山) is the 86th most common surname in Japan, shared by an estimated 0.20 million people. Its kanji mean small + mountain.
こ · や · ま · こやま
What Koyama means
小
small
山
mountain
Where the name comes from
Like most Japanese surnames, Koyama describes a place. Its kanji point to a mountain, the kind of landmark a family was known by when surnames became compulsory for everyone in 1875.