Rivas may refer to:
Places Rivas, Pérez Zeledón, a district in Costa Rica, and an archaeological site. Rivas-Vaciamadrid, a municipality in Madrid, Spain. Rivas, Loire, a commune in France. Rivas Department, Nicaragua Rivas, Nicaragua, a city and municipality, capital of the department Rivas Peaks, Antarctica.
People Rivas (surname)
Battles First Battle of Rivas (June 29, 1855), between the Nicaraguan army and rebel forces under William Walker Second Battle of Rivas (April 11, 1856), between the Costa Rican militia under General Mora and the Nicaraguan forces of William Walker
See also Riva (disambiguation)