Bill Prince, an American jazz arranger and composer active from the 1950s through the 1970s, was a significant, though often unheralded, force in big band jazz. Known for his sophisticated harmonic voicings and meticulous orchestration, Prince crafted arrangements that blended traditional swing with nascent post-bop sensibilities. He frequently contributed charts to West Coast big bands and studio orchestras, working with prominent bandleaders like Stan Kenton and Woody Herman, and his arrangements were sought after for their clarity and dynamic range. Prince's work helped define the sound of several iconic jazz recordings, showcasing his enduring impact on the evolution of large ensemble jazz.