Cancioneiro da Ajuda is a collection of Galician-Portuguese lyric poems, now regarded as the oldest of the Galician-Portuguese cancioneiros with secular music, which is also kept in the library of the Ajuda National Palace, a neoclassical monument in the civil parish of Ajuda in the city of Lisbon, central Portugal.
The Cancioneiro da Ajuda (Portuguese pronunciation: [ksjunju au, Galician: [kanjonej () au; "Ajuda Songbook") is a collection of Galician-Portuguese lyric poems probably dating from the last quarter of the 13th century. It is the oldest of the Galician-Portuguese cancioneiros with secular music. The Cancioneiro is kept in the library of the Ajuda National Palace, a former royal residence located in Lisbon. The Palace of Ajuda (Portuguese: Palacio da Ajuda, Portuguese pronunciation: [ud) is a neoclassical monument in the civil parish of Ajuda in the city of Lisbon, central Portugal. 
