Last name มรุ (Maru 
, มรุ 
) , all around the world, is a widespread cognomen. The cognomen มรุ is habitual in Ethiopia, where it is quite a common surname, Papua New Guinea, and Mongolia. Measured by absolute frequency, this name is the most popular in India, Ethiopia, and Kenya. Likewise, มรุ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Maru | Philippines, Kenya, India, Indonesia, Ethiopia |
| มรุ | Thailand |