Family name يامادا (Yamada 
, Jamada 
, يامادا) , all over the world, is a common cognomen. The last name يامادا is characteristic of Bermuda, where it is quite a common surname, Japan, where it is quite a rare surname, and Singapore. In absolute terms, this name is the most popular in Brazil, Japan, and the United States. Much less frequently, يامادا is the forename as well as the last name.