Family name ศรีรัตน์ (Sirat 
, ศรีรัตน์ , Srirat 
) , around the globe, is a common surname. The surname ศรีรัตน์ is habitual in South-eastern Asia, particularly Brunei, where it is quite a common surname, Thailand, where it is quite a rare surname, and Malaysia. In absolute terms, it is commonest in South-eastern Asia, particularly Thailand, Indonesia, and Malaysia. Likewise, ศรีรัตน์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sirat | Indonesia, Malaysia, Thailand, Afghanistan, India |
| ศรีรัตน์ | Thailand |
| Srirat | United Kingdom, Malaysia, Thailand, United States, India |
| Sreerat | India, Thailand |