Benjamin Alexander Riley Jr. (July 17, 1933 – November 18, 2017) was an American jazz drummer known for his work with Thelonious Monk, as well as Alice Coltrane, Stan Getz, Eddie "Lockjaw" Davis, Ahmad Jamal, and as a member of the group Sphere. During the 1970s and 1980s he was a member of the New York Jazz Quartet.
Benjamin Alexander Riley Jr. (July 17, 1933 – November 18, 2017) was an American jazz drummer known for his work with Thelonious Monk, as well as Alice Coltrane, Stan Getz, Eddie "Lockjaw" Davis, Ahmad Jamal, and as a member of the group Sphere. During the 1970s and 1980s he was a member of the New York Jazz Quartet.