| Gangilonga | |
| Native Name: | Kata ya Gangilonga |
| Native Name Lang: | sw |
| Settlement Type: | Ward |
| Pushpin Map: | Tanzania#Africa |
| Pushpin Relief: | yes |
| Coordinates: | -7.766°N 35.695°W |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Name1: | Iringa Region |
| Subdivision Type2: | District |
| Subdivision Name2: | Iringa Urban District |
| Established Title: | Established |
| Established Date: | 1984 |
| Area Total Km2: | 5.557 |
| Elevation M: | 1703 |
| Government Type: | Council |
| Population As Of: | 2012 |
| Population Total: | 9599 |
| Population Density Km2: | auto |
| Area Code: | 027 |
| Postal Code: | 51108 |
| Postal Code Type: | Postcode |
| Timezone: | EAT |
Gangilonga is an administrative ward in the located in Iringa Urban District of the Iringa Region of Tanzania. The ward covers and area of with an altitude of .
In 2016 the Tanzania National Bureau of Statistics report there were 10,044 people in the ward, from 9,599 in 2012.
It borders Kihesa Ward and Mtwivila ward at the South, Ruaha ward at the South West, Makorongoni ward at the West and Miyomboni Kitanzini at the North West. Gangilonga ward has four Public Primary schools instructed in Kiswahili namely Wilolesi Primary School, Lugalo Primary School, Sabasaba Primary School, Gangilonga Primary School and one Public Primary School named Mapinduzi Primary School which is instructed in English. Regardless of having 10 streets, Gangilonga has only one dispensary located at Sabasaba street and no police post. Gangilonga ward is a home of famous large stone known as Gangilonga stone “Jiwe Gangilonga” which is now a Tourism Facility managed by the Tanzania Ministry of Natural Resources and Tourism.
The ward has 9 neighborhoods.