Osvaldo Fresedo (1897–1984) was an Argentine bandoneón player, composer, and orchestra leader known for his refined and sophisticated tango style. Active for over six decades, his music blended elegance with rhythmic smoothness, making it a favorite in high society salons. With singers like Ricardo Ruiz and Héctor Pacheco, he recorded classics such as Vida mía and Sueño azul. Fresedo’s polished arrangements and innovative use of instruments like the harp set him apart in tango history.