| Buswelu | |
| Native Name: | Kata ya Buswelu |
| Native Name Lang: | sw |
| Settlement Type: | Ward |
| Pushpin Map: | Tanzania#Africa |
| Pushpin Relief: | yes |
| Coordinates: | -2.5153°N 32.9742°W |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Name1: | Mwanza Region |
| Subdivision Type2: | District |
| Subdivision Name2: | Ilemela District |
| Subdivision Type3: | Ward |
| Subdivision Name3: | Buswelu |
| Leader Title: | District Executive Director |
| Leader Title1: | MP |
| Leader Name1: | Angeline Mabula |
| Leader Title2: | Mayor |
| Leader Name2: | Renatus Bahame Mulunga |
| Leader Title3: | Councilor |
| Leader Name3: | Sarah Paul Ng'hwani |
| Population As Of: | 2016 |
| Population Total: | 18,363 |
| Postal Code: | 33204 |
| Postal Code Type: | Postcode |
| Timezone: | EAT |
| Utc Offset: | +3 |
Buswelu is an administrative ward in Ilemela District in Mwanza Region, Tanzania with a postcode number 33204. In 2016 the Tanzania National Bureau of Statistics report there were 18,363 people in the ward, from 22,897 in 2012.
The ward has 11 villages.