Family name เลถิ (Leti 
, เลถิ 
) , globally, is quite a common last name. The last name เลถิ is habitual in Albania, where it is quite a common surname, Kosovo, where it is quite a rare surname, and Honduras. Measured by absolute frequency, it is the most numerous in India, Italy, and Albania. Likewise, เลถิ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Leti | Paraguay, Italy, India, Indonesia, Guatemala |
| เลถิ | Thailand |