The Rafeiro do Alentejo or Rafeiro Alentejano is a Portuguese breed of flock guardian dog. It is named for its area of origin, the Alentejo region of southern Portugal. It is recognised by the Clube Português de Canicultura, and was definitively accepted by the Fédération Cynologique Internationale in 1954.
Adapted from Wikipedia, CC BY-SA 4.0 — https://en.wikipedia.org/wiki/Rafeiro_do_Alentejo