"Turn Off the Light" is a song by Canadian singer-songwriter Nelly Furtado from her debut studio album, Whoa, Nelly! (2000). Written by Furtado, and produced by Gerald Eaton, Brian West, and Furtado, the song was released as the album's second single on 2 July 2001, reaching number one in New Zealand, Portugal, and Romania, as well peaking within the top 10 in several other countries, including Australia, the United Kingdom, and the United States.

Nelly Kim Furtado is a Canadian singer and songwriter. She has sold over 45 million records, including 35 million in album sales worldwide, making her one of the most successful Canadian artists. Critics have noted Furtado's musical versatility and experimentation with genres.