Last name เคนจิ (Kenji 
, Kenj 
, เคนจิ 
) , worldwide, is a common family name. The family name เคนจิ is characteristic of Japan, where it is quite a rare surname, Hong Kong, and Singapore. In absolute terms, this name is the most popular in Japan, China, and Indonesia. Likewise, เคนจิ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kenji | Japan, China, Indonesia, Hong Kong, United States |
| Kenj | Japan, China, Philippines, United States, Brazil |
| เคนจิ | Thailand |