Rio Meão is a Portuguese parish, located in the municipality of Santa Maria da Feira.

[2] The parish was first mentioned in the 8th century (773) as "Rius Medianus".

The name of the parish comes from a small river south of the parish ("Rius Medianus") and is located between Santa Maria da Feira and Paços de Brandão.

Sancho I received the parish, the Ordem do Hospitel, it later reorganized into a settlement of the Portuguese territory.

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