Cognomen 重夫 (Shigeo 
, 重夫 ) , worldwide, is quite a common last name. The last name 重夫 is characteristic of Japan, where it is quite a rare surname, Malaysia, where it is a rare surname, and Hungary. In absolute terms, it is the most numerous in Japan, China, and Myanmar. Much less frequently, 重夫 is the forename as well as the last name.