"Luka" is a song written and performed by American singer-songwriter Suzanne Vega, released as the second single from her second studio album, Solitude Standing (1987), in May 1987. It remains her highest-charting hit in the United States, reaching No. 3 on the Billboard Hot 100. Worldwide, the song charted the highest in Sweden, peaking at No. 2, and reached the top 10 in Austria, Canada, New Zealand, and South Africa. Shawn Colvin sings background vocals on the record.

Suzanne Nadine Vega is an American singer-songwriter of folk-inspired music. Vega's music career spans almost 40 years. In the mid-1980s and 1990s she released four singles that entered the Top 40 charts in the UK, "Marlene on the Wall", "Left of Center", "Luka" and "No Cheap Thrill".