Portugal
- Alentejo: meaning "beyond the Tejo (the Tagus river)"
- Algarve: meaning "country to the west" (of the Guadiana River), from the Arab "Al-Gharb"
- Azores: from Açores (pl.), after the "açor", a type of bird
- Beira: quite literally, the "edge" (during the early phase of Portugal's history, Beira formed a borderland)
- Madeira: "wood"
- Minho: after the river Minho, that passes north of the region
- Ribatejo: meaning "near the Tejo (the Tagus river)"
- Trás-os-Montes: literally, "behind the hills", its territory is behind the mountains of Serra da Estrela
Read more about this topic: List Of Etymologies Of Country Subdivision Names