Jacu

Jacu may refer to:


 * Jacu River, in the Rio Grande do Norte and Paraíba states in eastern Brazil
 * Jacu, the Portuguese name, from a Tupi language, to the guan (birds of the genus Penelope)
 * Uchu Jacu, a traditional flour from the Ecuadorian province of Pichincha
 * A village in Albești, Mureș, a commune in Mureș County, Romania