Os Dias da MadreDeus (English: "The days of MadreDeus") is the debut studio album by Portuguese group Madredeus.

It was released in December 1987 by EMI-Valentim de Carvalho.

Os Dias da MadreDeus was recorded between 28 and 30 July 1987, at the Teatro Ibérico facilities in the old Church of the Xabregas Convent, in Lisbon.

[2] In 2009, Portuguese music magazine Blitz placed Os Dias da MadreDeus as the 5th greatest Portuguese album of the 1980s, in a list ranking the greatest Portuguese albums of the previous four decades.

[3] LP release (1987) Credits are adapted from the album's inner notes.