Chiesa Madre (mother church), located in the square of the same name, is the main temple of Óbidos.
Although the tradition make trace its foundation to the Visigothic period, converted into a mosque in the Muslim period and sacred again by Afonso I of Portugal soon after the conquest of the village in 1148, that is out of the primitive walled around seems to contradict this hypothesis.
Not knowing the exact date of Foundation, it is a fact that the Priory of the new church was given to s. Teotónio, companion of d. Afonso Henriques, big picture of Church and prior of powerful Santa Cruz monastery of Coimbra, which had the patronage of the Church of Santa Maria until King John III had donated to his wife, Queen Catherine of Austria.
It was also home to a collegiate church (community formed by prior and eight beneficiaries), suppressed by the liberal legislation in the mid-19th century.
The medieval Temple was deeply reformed by Queen Leonor at the end of the 15th century, dragging the works by the first quarter of the 16th century.
Date of this campaign the Bell Tower, located near to the facade and octagonal seat pyramidal coruchéu covered.