Yan Sun or Sun Yan may refer to:
*, Three Kingdoms Confucian scholar, first to use
fanqie
''Fanqie'' ( zh, t= 反切, p=fǎnqiè, l=reverse cut) is a method in traditional Chinese lexicography to indicate the pronunciation of a monosyllabic character by using two other characters, one with the same initial consonant as the desired ...
*
Sun Yan (volleyball) (born 2001), Chinese volleyball player
*
Yan Lindsay Sun, Chinese-American power engineer
{{hndis