| al-Bir Tahtani | |
| Native Name: | البير التحتاني |
| Native Name Lang: | ar |
| Type: | Village |
| Pushpin Map: | Syria |
| Pushpin Label Position: | bottom |
| Pushpin Mapsize: | 250 |
| Pushpin Map Caption: | Location of al-Bir Tahtani in Syria |
| Subdivision Type: | Country |
| Subdivision Type1: | Governorate |
| Subdivision Name1: | Aleppo |
| Subdivision Type2: | District |
| Subdivision Name2: | Jarabulus |
| Subdivision Type3: | Subdistrict |
| Subdivision Name3: | Jarabulus |
| Population: | 179 |
| Population Density Km2: | auto |
| Population As Of: | 2004 |
| Timezone: | EET |
| Utc Offset: | +2 |
| Timezone Dst: | EEST |
| Utc Offset Dst: | +3 |
| Geocode: | C2216 |
al-Bir Tahtani (Arabic: البير التحتاني|al-Bīr at-Taḥtānī) is a village in northern Aleppo Governorate, northern Syria. Situated on the northern Manbij Plain, just 1.5km (00.9miles) south of the border to the Turkish province of Gaziantep, the village is located about to the southwest of Jarabulus and the river Euphrates.
With 179 inhabitants, as per the 2004 census, al-Bir Tahtani administratively belongs to Nahiya Jarabulus within Jarabulus District. Nearby localities include al-Haluwaniyah to the northeast, and al-Bir Fawqani to the southwest.