Surname วาชิ (Wachi 
, Vashi 
, Washi 
) , worldwide, is quite a common cognomen. The surname วาชิ is characteristic of Mauritius, where it is quite a rare surname, Japan, and Zimbabwe. Measured by absolute frequency, this name is the most popular in India, Japan, and the United States. Likewise, วาชิ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wachi | Japan, United States, Zimbabwe, India, Nigeria |
| Vashi | China, United States, India, Nigeria, Malawi |
| Washi | Japan, United States, India, Bangladesh, Nigeria |
| วาชิ | Thailand |