The Sanremo Music Festival 1989 (), officially the 39th Italian Song Festival (), was the 39th annual Sanremo Music Festival, held at the Teatro Ariston in Sanremo between 21 and 25 February 1989 and broadcast by (RAI). The show was presented by Rosita Celentano, Paola Dominguin, Danny Quinn e Gianmarco Tognazzi. Kay Sandvick and Clare Ann Matz hosted the segments from the Sanremo Casino where a number of foreign guests performed.
The winners of the Big Artists section were Fausto Leali and Anna Oxa with the song "Ti lascerò", and Mietta won the Newcomers section with the song "Canzoni". Leali and Oxa were then selected to represent in the Eurovision Song Contest 1989, with "Avrei voluto".
Only in this edition it was introduced the "Emerging artists" category, whose members were selected through the television contest "Aspettando Sanremo" broadcast on Radio 1 and hosted by Claudio Lippi. The winner was Paola Turci with the song "Come bambini".
All shows were broadcast on Rai Uno.
Known details on the broadcasts in each country, including the specific broadcasting stations and commentators are shown in the tables below.