| Official Name: | Seyl Mish-e Olya |
| Native Name: | سيلميش عليا |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Lorestan |
| Subdivision Type2: | County |
| Subdivision Name2: | Khorramabad |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Robat |
| Population As Of: | 2006 |
| Population Total: | 12 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 33.6678°N 48.3775°W |
Seyl Mish-e Olya (Persian: سيلميش عليا, also Romanized as Seyl Mīsh-e ‘Olyā; also known as Seyl Mīsh and Sīlmish) is a village in Robat Rural District, in the Central District of Khorramabad County, Lorestan Province, Iran. At the 2006 census, its population was 12, in 4 families.