Save Type Surname Usage Lao Scripts ພົງສະຫວັນ(Lao) Pronounced Pron. /pʰóŋ.sá.ˈwǎn/ [key·simplify] Meaning & History From Lao ພົງ (phong) meaning "family, lineage" and ສະຫວັນ (savanh) meaning "heaven".