Curtis Ousley (born Curtis Montgomery; February 7, 1934 – August 13, 1971), known professionally as King Curtis, was an American saxophonist who played rhythm and blues, jazz, and rock and roll. A bandleader, band member, and session musician, he was also a musical director and record producer. A master of the instrument, he played tenor, alto, and soprano saxophone. He played riffs and solos on hit singles such as “Respect” by Aretha Franklin (1967), and “Yakety Yak” by The Coasters (1958) and his own “Soul Twist” (1962), “Soul Serenade” (1964), and “Memphis Soul Stew” (1967).

Curtis Montgomery was born in Fort Worth, Texas, the son of Ethel Montgomery, and was adopted, with his sister Josephine Allen (died 2019), by Josie and William Ousley. Curtis attended I.M. Terrell High School, and studied and performed music with schoolmate Ornette Coleman (1930–2015).