Ricgiang
Ricgiang is a surname of Vietnamese origin. As with many Vietnamese surnames, it is relatively uncommon compared to surnames like Nguyễn, Trần, or Lê. The pronunciation and romanization of Vietnamese names can vary, but Ricgiang is a recognizable spelling. Individuals bearing this surname are primarily found in Vietnam and among the Vietnamese diaspora worldwide. Like all surnames, Ricgiang serves as an identifier of family lineage. Information regarding the specific historical origins or meanings of the surname Ricgiang is not widely documented in accessible public records, which is common for many less prevalent Vietnamese family names. Further genealogical research would be required to uncover more detailed information about its history and potential regional associations within Vietnam.