Surname Prajad (สรรเสริญ 
, Prajad 
) , globally, is a rare family name. The cognomen Prajad is habitual in Thailand, where it is quite a rare surname, and India, where it is an extremely rare surname. More prevalently, Prajad is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| สรรเสริญ | Thailand |
| Prajad | India, Thailand |