| Official Name: | Yadegar-e Sofla |
| Native Name: | يادگارسفلي |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Razavi Khorasan |
| Subdivision Type2: | County |
| Subdivision Name2: | Torbat-e Jam |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Pain Jam |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Zam |
| Population As Of: | 2006 |
| Population Total: | 806 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 35.1439°N 60.9325°W |
Yadegar-e Sofla (Persian: يادگارسفلي, also Romanized as Yādegār-e Soflá; also known as Yādegār-e ‘Alī Khvājeh-ye Soflá and Yādegār-e Pā’īn) is a village in Zam Rural District, Pain Jam District, Torbat-e Jam County, Razavi Khorasan Province, Iran. At the 2006 census, its population was 806, in 172 families.