Surname Laiwan (Laiwan 
, ไลวรรณ , ไลวรรณ์ ) , across the world, is a very rare cognomen. The last name Laiwan is habitual in Thailand, where it is a very rare surname, Malaysia, and Nigeria, where it is an extremely rare surname. More frequently, Laiwan is the forename as well as the last name.
Lo, Tseng, Miguel, Stubbs, Cheung, Cheong, Fukuda, Sompong, Paowana, Dumkasem, Cheng, Goolsby, Boontham, Boomtham, Kongapiruk, Flanigan, Chaisombat, Promvichai, Dechsoongnern, Elizabeth, Wongtiamjai, Mcginnis, Ratsamikopkun, Silva, Yong, Ng, Ho, Lau, Lam, Law, Lee, Lim, Lua, Tan, Yuen, Hui, Fam, Chan, Chau, Chin, Blas, Tang, Feng, Fung, Wong, Van, and Jantanakhat