Last name 秀之 (Xiuzhi 
, 秀之 , Osawa 
) , in the world, is quite a rare cognomen. The family name 秀之 is characteristic of Kenya, where it is quite a rare surname, Singapore, where it is a rare surname, and Hong Kong. Measured by absolute frequency, this name is the most popular in Kenya, Japan, and Brazil. More frequently, 秀之 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Xiuzhi | Brazil, Spain, United States, Malaysia, China |
| 秀之 | China |
| Osawa | Kenya, Brazil, United States, Japan, China |
| 赤羽 秀之 Japanese actor, JP (b. 1969) |
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| 大澤 秀之 Ice Hockey player, JP (b. 1979) |
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