The Lagunas de Ruidera are a group of small lakes in the Campo de Montiel, between Albacete Province, and Ciudad Real Province, Spain. Most of the lakes are interconnected and their total water amount may reach 23,06 Hm³, which is considerable by the standards of other lakes in the Iberian Peninsula.
The largest lakes are Laguna Colgada and Laguna del Rey. The area near the lakes is a tourist site, with small hotels, restaurants, camping sites and private villas, located mostly in or around Ruidera town. The area can be reached from Ossa de Montiel or Villahermosa.