| Official Name: | Tajar-e Alavi |
| Native Name: | طجرعلوي |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Hamadan |
| Subdivision Type2: | County |
| Subdivision Name2: | Malayer |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Jowkar |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Tork-e Sharqi |
| Population As Of: | 2006 |
| Population Total: | 663 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 34.5053°N 48.8811°W |
Tajar-e Alavi (Persian: طجرعلوي, also Romanized as Ţajar-e ‘Alavī; also known as Tajar and Ţajjar) is a village in Tork-e Sharqi Rural District, Jowkar District, Malayer County, Hamadan Province, Iran. According to the 2006 census, its population was 663, in 164 families.