Surname Шинтаро (Shintaro 
, Шинтаро 
) , in the world, is a rare cognomen. The family name Шинтаро is habitual in Singapore, where it is a rare surname, Indonesia, and Japan, where it is a very rare surname. Measured by absolute frequency, the name is most common in Indonesia, China, and Japan. More prevalently, Шинтаро is the forename as well as the last name.