Igreja de Nossa Senhora da Oliveira

Igreja de Nossa Senhora da Oliveira is a collegiate church in Guimarães, Portugal.

The church was founded as a double monastery in about 949 by Countess Mumadona Dias, the widow of Count Hermenegildo González.

It was donated to the Catholic Church by King Ramiro II.

Around 1139, the monastery was turned into the collegiate church Colegiada de Nossa Senhora da Oliveira [pt].

This article about a church building or other Christian place of worship in Portugal is a stub.