Last name แช (แช 
) , across the world, is a very rare cognomen. The last name แช is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. More prevalently, แช is the forename as well as the last name.
ชลบุษย์, ภัทรคงภิญโญ, ภิญโญสุนันท์, ศรีพิทักษ์, and โรจน์วิไล