| Official Name: | Ithriya |
| Native Name: | أثريا |
| Native Name Lang: | ar |
| Settlement Type: | Village |
| Pushpin Map: | Syria |
| Pushpin Label Position: | bottom |
| Pushpin Mapsize: | 250 |
| Pushpin Map Caption: | Location in Syria |
| Coordinates: | 35.3692°N 37.7859°W |
| Subdivision Type: | Country |
| Subdivision Type1: | Governorate |
| Subdivision Name1: | Hama |
| Subdivision Type2: | District |
| Subdivision Name2: | Salamiyah District |
| Subdivision Type3: | Subdistrict |
| Subdivision Name3: | Al-Saan Nahiyah |
| Population Total: | 2118 |
| Population As Of: | 2004 |
| Population Density Km2: | auto |
| Timezone: | EET |
| Utc Offset: | +2 |
| Timezone Dst: | EEST |
| Utc Offset Dst: | +3 |
| Blank Name Sec1: | City Qrya Pcode |
| Blank Info Sec1: | C3273 |
Ithriya (Arabic: أثريا), Roman "Seriana". is a Syrian village located in Al-Saan Nahiyah in Salamiyah District, Hama. According to the Syria Central Bureau of Statistics (CBS), Ithriya had a population of 2118 in the 2004 census.[1]
In Roman times in Near Antiquity, Seriana housed a temple, known as the Church of Seriana.
During the Syrian Civil War, Ithriyah became a strategically important point. It lays on the last highway under government control connecting the city of Aleppo to Khanasir and the Salamiyah region. In the Ithriyah-Raqqa offensive (February–March 2016) and Ithriyah-Raqqa offensive (June 2016), the town was used as a launching point for offensives against IS.
See also: Timeline of the Syrian civil war (2022).
On 15 December 2022, ISIS forces ambushed a convoy of the Syrian NDF militia near the village. The ambush began following the detonation of a landmine under the militiamen's car, killing 3 NDF fighters immediately. Brief clashes took place between ISIS forces and the militiamen, another 2 NDF fighters were killed in the clashes.[2]