Pheng is of Cambodian origin, meaning "peace" or "tranquility". It is typically used as a given name for boys but can also be used as a surname in some instances. Pheng is pronounced /fɛŋ/, with the stress on the first syllable.
The name Pheng experienced a significant rise in popularity between 1981 and 1993, peaking at 31 births in both 1989 and 1993. However, it saw a decline afterwards, with fewer than 20 births per year from 1995 onwards. The total number of births named Pheng over this period is 436.