Surname তীর (Tir 
, তীর 
, تیر) , globally, is a common last name. The surname তীর is characteristic of Algeria, where it is quite a rare surname, Malaysia, and Romania. Not in comparison with a country's population, it most frequently occurs in India, Algeria, and Malaysia. Likewise, তীর is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tir | France, India, Indonesia, Malaysia, Algeria |
| তীর | Bangladesh |