دير سيدة صيدنايا | |
 | |
| Monastery information | |
|---|---|
| Full name | Our Lady of Saydnaya Patriarchal Monastery (Arabic: دير سيدة صيدنايا البطريركي) |
| Order | Greek Orthodox Church of Antioch |
| Established | 547 AD |
| Dedicated to | Mary, mother of Jesus |
| People | |
| Founder(s) | Justinian I |
| Site | |
| Location | Saidnaya, al-Tall District, Rif Dimashq Governorate, Syria |
| Coordinates | 33°41′58.5″N 36°22′30.1″E / 33.699583°N 36.375028°E |
Our Lady of Saidnaya Patriarchal Monastery (Arabic: دير سيدة صيدنايا البطريركي) is a monastery of the Greek Orthodox Church of Antioch located in Saidnaya, Syria. It is one of the most ancient monasteries in the world and in the region of the Middle East and North Africa, traditionally held to have been founded by Byzantine emperor Justinian I in 547 AD. It is run by a religious order of nuns. It is an important pilgrimage site for Christians, who visit an icon of Saint Mary which is attributed to Saint Luke.