The Duke Ellington Orchestra was a prominent jazz ensemble led by the legendary composer and bandleader Duke Ellington. Formed in the 1920s, the orchestra became known for its innovative arrangements and unique sound, blending various musical styles. Ellington's leadership helped elevate jazz to a respected art form, and the orchestra performed at prestigious venues, including the Cotton Club in New York City. Throughout its history, the Duke Ellington Orchestra featured many talented musicians, including notable players like Johnny Hodges and Cootie Williams. The ensemble recorded numerous albums and composed timeless pieces, such as "Mood Indigo" and "It Don't Mean a Thing (If It Ain't Got That Swing)." The orchestra's influence on jazz continues to be celebrated today.