Cognomen Pattharawan (Pattharawan 
) , across the world, is an extremely rare last name. The family name Pattharawan is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Much more prevalently, Pattharawan is the forename as well as the last name.
Ayjum, Satjaporntep, Ruangdecho, Chompoojan, Jindalouang, Sooksawee, Inthasian, Teacomporn, Daongarm, Damchuay, Kitapansungworn, Chaimongkol, Boochaphan, Chamnian, Srisakul, Supaphol, Saengsri, Hongsri, Petboryai, Pantree, Klaipoo, Ketnark, Kamol, Compannoi, and Pattharaphumianun