Arenal may refer to:
People with the surname Concepción Arenal (1820–1893), Spanish feminist writer and activist Electa Arenal (1935–1969), Mexican muralist Luis Arenal Bastar (c. 1900–1985), Mexican painter, engraver and sculptor Elena Huerta de Arenal (1908–1997), Mexican muralist
Places Arenal, Arizona, one of the 19th century Pima Villages Arenal, Yoro, a municipality in Honduras Arenal del Sur, a town in Bolívar Department, Colombia Arenal d'en Castell, a small town in Es Mercadal, Minorca Nuevo Arenal, a town and district in Tilarán Canton, Costa Rica Arenal Airport, an airport serving La Fortuna, Costa Rica Arenal Botanical Gardens, on the shore of Lake Arenal, Costa Rica Arenal Bridge, a reinforced concrete bridge in Bilbao, Spain Arenal District, Paita, Peru Arenal River, Costa Rica, a tributary of the San Carlos River Arenal Volcano, a volcano in Costa Rica Lake Arenal, a lake in Costa Rica
Other uses UD Arenal, a football team based in S'Arenal de Llucmajor, Balearic Islands
See also El Arenal (disambiguation) Arenal District (disambiguation)