Alejandro Neciosup Acuña (born December 12, 1944), known professionally as

Alex Acuña, is a Peruvian–American jazz drummer and percussionist. He has also worked as an educator at University of California, Los Angeles, and Berklee College of Music. LAMA, Musicians Institute, USC, CSUN.

Born in Pativilca, Peru, Acuña played in local bands such as La Orquesta de los Hermanos Neciosup from the age of ten. Acuña then followed his brothers and moved to Lima as a teenager. At the age of eighteen he joined the band of Perez Prado, and in 1965 he moved to San Juan, Puerto Rico. In 1974 Acuña moved to Las Vegas, working with artists such as Elvis Presley, The Temptations, and Diana Ross, and the following year he joined the jazz-fusion group Weather Report, appearing on the albums Black Market and Heavy Weather. While in New York City, Acuña recorded several songs under RCA records. Acuña decided to leave because of the genre limitations placed on him, in which RCA records only had him play Latin music.