Cognomen ติยะไพรัช (ติยะไพรัช 
) , around the world, is a very rare family name. The surname ติยะไพรัช is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ติยะไพรัช | Thailand |
|
ละออง ติยะไพรัช Thai politician, TH (b. 1962) |
|
| ยงยุทธ ติยะไพรัช Thai politician, TH (b. 1961) |
|