Prai may refer to: *

Prai people The Phai are an ethnic group in Thailand and Laos. They are one of two sub-groups of the Lua people (the other one being the Mal). Name Variation The Phai are also commonly referred to as Prai, Phay, Thung Chan Pray, Kha Phay, and Pray. In Laos ...

, an ethnic group in Thailand and Laos * Prai language, a Mon–Khmer language of Thailand and Laos *

Perai Perai is an urban settlement in the city of Seberang Perai, Penang, Malaysia. It lies at the southern bank of the Perai River and borders Butterworth to the north. Perai gave its name to the city of Seberang Perai, the mainland half of the State o ...

, a city in Malaysia *

Perai River The Perai River ( ms, Sungai Perai; ; ta, பிறை நதி) is a major river in Penang, Malaysia. It also acts as the mother river of Butterworth, and it separates Perai and the Seberang Jaya suburb. See also * List of rivers of Malaysia ...

, in Malaysia **

Prai River Bridge Perai River Bridge (''Jambatan Sungai Perai'' in Malay) is a dual-three lane cable stayed bridge connecting the banks of the Perai River in Perai, Penang, Malaysia. It is part of the Butterworth Outer Ring Road (BORR). Designed by Dar Al-Handas ...

Phosphoribosylanthranilate isomerase In enzymology, a phosphoribosylanthranilate isomerase (PRAI) () is an enzyme that catalysis, catalyzes the third step of the Tryptophan biosynthesis, synthesis of the amino acid tryptophan. This enzyme participates in the phenylalanine, tyrosine ...

, an enzyme * Jacob Prai (active 1971), Chairman of the Senate of the Republic of West Papua