ISO 639-1
ro Romanian; Moldavian; Moldovan
· filed 2026-07-18 · click a code to copy
Romanian; Moldavian; Moldovan carries the ISO 639-1 two-letter code ro.
In practice this code appears in HTML (<html lang="ro">), HTTP Accept-Language headers, locale identifiers such as ro-XX, subtitle tracks and translation files — anywhere software needs to say “this content is in Romanian”.