Where does “Trang” come from?

Trang comes from Thai ตรัง, which derives from Pali taraṅga, a word of uncertain ultimate origin and meaning.

Ancestry of “Trang”, step by step

Trang traces back through two separate lines of ancestry.

via Vietnamese trắng

StepLanguageWordMeaning
1Vietnamesetrắngwhite; pale
2Proto-Vietick-laŋʔwhite
3Proto-Mon-Khmerklaŋʔ—

via Thai ตรัง

StepLanguageWordMeaning
1ThaiตรังTrang, a province in southern Thailand
2Palitaraṅgawave
Every word from Proto-Mon-Khmer klaŋʔ →Every word from Proto-Vietic k-laŋʔ →Every word from Vietnamese trắng →