| Official Name: | Seyd Abbas |
| Native Name: | صيدعباس |
| Settlement Type: | village |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Lorestan |
| Subdivision Type2: | County |
| Subdivision Name2: | Khorramabad |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Bayravand |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Beyranvand-e Shomali |
| Population As Of: | 2006 |
| Population Total: | 50 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
Seyd Abbas (Persian: صيدعباس, also Romanized as Seyd ʿAbbās) is a village in Beyranvand-e Shomali Rural District, Bayravand District, Khorramabad County, Lorestan Province, Iran. At the 2006 census, its population was 50, in 10 families.