William Emanuel Cobham Jr. (born May 16, 1944) is a Panamanian-American jazz drummer who came to prominence in the late 1960s and early 1970s with trumpeter Miles Davis and then with the Mahavishnu Orchestra. According to AllMusic's reviewer, Cobham is "generally acclaimed as fusion's greatest drummer". 　　He was inducted into the Modern Drummer Hall of Fame in 1987 and the Classic Drummer Hall of Fame in 2013.