Carlos "Don" Byas (1912-1972) was an influential American jazz tenor saxophonist known for his expressive playing and significant contributions to the bebop and big band genres. Born in Muskogee, Oklahoma, Byas studied music at the University of Kansas before moving to New York City, where he became part of the vibrant jazz scene. Byas gained prominence in the late 1930s and 1940s, performing with notable bands, including those led by Cab Calloway and Count Basie. He is particularly recognized for his work with the legendary pianist Thelonious Monk and for his collaborations with jazz luminaries such as Dizzy Gillespie and Billy Eckstine. His notable recordings include "Jazz at the Philharmonic" and "Hallelujah," showcasing his lyrical phrasing and innovative style. Byas's impact on music is marked by his ability to bridge the gap between traditional jazz and the emerging bebop movement, influencing a generation of saxophonists. His unique sound and improvisational skills helped shape the tenor saxophone's role in jazz, earning him a lasting legacy in the genre.