Save Type Surname Usage Lao Scripts ແສງຈັນ(Lao) Pronounced Pron. /sɛːŋ˩.ˈt͡ɕan˩/, /sɛːŋ˩˧.ˈt͡ɕan˩˧/, /sɛːŋ˥˧˧.ˈt͡ɕan˩˨/ [key·simplify] Meaning & History Means "moonlight" from Lao ແສງ (seng) meaning "light" and ຈັນ (chanh) meaning "moon".