Rusin
Rusin is an ethnonym with several related uses in the East Slavic and Central European context. Historically, it has been used to refer to the Ruthenian or Rusyn populations of the Carpathian region and their language, and in other languages the form appears as Rusin (Polish), Русин (Russian/Ukrainian), or Rusín (Czech/Slovak). In English, Ruthenian or Rusyn are common labels for these communities and their speech.
The core group associated with the name are the Rusyns, an East Slavic people concentrated in the
Geographically, Rusyn communities have historically inhabited areas that are now part of Ukraine (notably Transcarpathia), Slovakia,
Rusin is also a surname of Slavic origin, found in several countries in Central and Eastern Europe.