"Fratres" is a composition by the Estonian composer Arvo Pärt, created in 1977. The piece is known for its minimalist style and spiritual depth, often reflecting Pärt's interest in sacred music. It features a simple yet powerful structure, primarily using strings and percussion, creating a meditative atmosphere. The title "Fratres" translates to "Brothers" in Latin, symbolizing themes of unity and connection. The work is characterized by its repetitive motifs and harmonic simplicity, which evoke a sense of tranquility. It has been performed in various settings, showcasing its appeal in both concert halls and religious contexts.