Isaura Santos is a Portuguese singer and songwriter. She composed the song "O jardim", performed by Cláudia Pascoal, that represented Portugal at the Eurovision Song Contest 2018 in Lisbon. Automatically qualified to the final, due to Portugal's first victory in the contest the year before, the song ended up in the last position.

"O jardim" is a song performed by Portuguese singer Cláudia Pascoal and written by Isaura, which represented Portugal at the Eurovision Song Contest 2018. It premiered on 25 February 2018, when it was performed live in the second semi-final of Festival da Canção 2018, Portugal's national selection for the Eurovision Song Contest 2018. The song was released as a digital download on 9 March 2018 by Universal Music Portugal. The song features uncredited vocals from the song's lyricist, Isaura.