| Monastery of Santa María | |
| Native Name: | Monasterio Cisterciense de Santa María |
| Native Language: | Spanish |
| Coordinates: | 42.3925°N -2.8445°W |
| Location: | Cañas, Spain |
| Designation1: | Spain |
| Designation1 Offname: | Monasterio Cisterciense de Santa María |
| Designation1 Type: | Non-movable |
| Designation1 Criteria: | Monument |
| Designation1 Date: | 1943 |
| Designation1 Number: | RI-51-0001121 |
The Monastery of Santa María (Spanish: Monasterio Cisterciense de Santa María) is a Cistercian nunnery located in Cañas, Spain.
Nuns first occupied the site in the 12th century.The complex has been protected by a heritage listing since 1943 (currently Bien de Interés Cultural).