Last name รัติ (Rat 
, รัติ 
) , in the entire world, is a common cognomen. The cognomen รัติ is characteristic of Romania, where it is quite a common surname, France, where it is quite a rare surname, and Oman. In absolute terms, this name is the most popular in Bangladesh, France, and Romania. Also, รัติ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rat | Myanmar, Romania, India, France, Bangladesh |
| รัติ | Thailand |