Cognomen よしざわ (Yoshizawa 
, よしざわ) , worldwide, is quite a rare family name. The last name よしざわ is characteristic of Hong Kong, where it is quite a rare surname, Japan, where it is a rare surname, and Singapore. In absolute terms, this name is the most popular in Japan, Brazil, and the United States. Much less frequently, よしざわ is the forename as well as the last name.