| Mar Roukouz | |
| Native Name: | مار روكز |
| Native Name Lang: | ara |
| Settlement Type: | City |
| Pushpin Map: | Lebanon |
| Pushpin Map Alt: | Map showing the location of Mar Roukouz within Lebanon |
| Pushpin Map Caption: | Location within Lebanon |
| Coordinates: | 33.8667°N 68°W |
| Subdivision Type: | Country |
| Subdivision Name: |  |
| Subdivision Type1: | Governorate |
| Subdivision Name1: | Mount Lebanon Governorate |
| Subdivision Type2: | District |
| Subdivision Name2: | Matn District |
| Leader Title: | Time Zone |
| Leader Name: | GMT +2 (UTC) |
| Leader Title1: | - Summer (DST) |
| Leader Name1: | +3 (UTC) |
| Leader Title2: | Area Code(s) |
| Leader Name2: | (+961) 1 |
| Leader Title3: | Zip Code |
| Population Density Km2: | auto |
| Timezone1: | EET |
| Utc Offset1: | +2 |
| Timezone1 Dst: | EEST |
| Utc Offset1 Dst: | +3 |
| Postal Code Type: | Postal code |
| Area Code Type: | Dialing code |
| Area Code: | +961 |
Mar Roukouz or Mar Roukoz (Arabic: مار روكز translit. Mar Roukouz) is a village in the Matn District of the Mount Lebanon Governorate, Lebanon.
Mar Roukoz is mostly a residential region. Notable places include the School of Engineering and the Faculty of Science of Saint Joseph University, as well as several country clubs, and a water park.The village is under the administration of the Municipality of Dekwaneh, and is officially a part of the region of Dahr el Hossein.
The region is named after Saint Roch (Mar Roukoz in Arabic) Monastery which is built on a prominent hill, and serves as the headquarters of the Maronite Antonine Order. The monastery was established in 1768.