Mwanza Region is one of the regions of Tanzania

Regions of Tanzania

Tanzania is divided into 26 regions.-See also:* list of Tanzanian regions by area ranks the regions by their total area, land area, and water area.* Districts of Tanzania* ISO 3166-2:TZ-External links:*...

. Its capital is Mwanza

Mwanza

Mwanza is a mid-sized port city on the southern shores of Lake Victoria in northwestern Tanzania. With an urban population of 1.2 million and a metropolitan population of 2 million, it is Tanzania's second largest city, following Dar es Salaam and ahead of other major Tanzanian cities of Arusha,...

, which is also Tanzania's second city.

The neighbouring regions are Kagera

Kagera Region

Kagera Region is located in the northwestern corner of Tanzania. Bukoba, Kagera Region's capital, is a fast growing town situated on the shore of Lake Victoria. Bukoba lies only 1 degree south of the Equator and is Tanzania's second largest port on the lake. The region neighbors Uganda, Rwanda and...

 to the west, Shinyanga

Shinyanga Region

Shinyanga Region is one of the regions of Tanzania. Its capital is Shinyanga. It is bordered to the north by the Mwanza, Mara, and Kagera Regions, and to the south by the Tabora Region...

 to the south, and Mara

Mara Region

Mara is one of the 26 regions of Tanzania. The region is named after the Mara River. Musoma serves as the Region's capital.The neighbouring regions are Mwanza and Shinyanga , Arusha and Kagera . To the north east, it borders the Republic of Kenya...

 to the east. Furthermore, Lake Victoria

Lake Victoria

Lake Victoria is one of the African Great Lakes. The lake was named for Queen Victoria of the United Kingdom, by John Hanning Speke, the first European to discover this lake....

 borders the region's North frontier .

The acting regional commissioner of the Mwanza Region is Liberatus Barlow.http://www.tanzania.go.tz/govdirf.html
Mwanza region comprises eight districts; which are Ukerewe

Ukerewe

Ukerewe is one of the 8 districts of the Mwanza Region of Tanzania. It is located on Ukerewe Island and the largest settlement is Nansio. According to the 2002 Tanzania National Census, the population of Ukerewe District was 261,944....

 (to the north), Magu

Magu (II)

Magu District is one of the 8 districts of the Mwanza Region of Tanzania.It is bordered to the North by Lake Victoria, to the South by the Kwimba District, Misungwi District and the Shinyanga Region, to the East by the Shinyanga Region, and to the West by the city of Mwanza .According to the 2002...

 (to the east), Sengerema

Sengerema

Sengerema District is one of eight districts in the Mwanza Region of Tanzania. It is bordered to the north and east by Lake Victoria, to the south by the Geita District and to the southeast by the Misungwi District....

 and Geita

Geita

Geita is a town in Tanzania of approximately 40,000 people, located 90 kilometers west of Mwanza. Geita first came into prominence as the site of a German colonial gold mine. A German gold prospector discovered the mineral in the early 1900s in the hills surrounding modern-day Geita town...

 (to the west), Misungwi

Misungwi

Misungwi District, Tanzania is located in the Mwanza Region on the shores of Lake Victoria. According to the 2002 Tanzanian National Census, the population is 256,133 with 20,604 of those residents living in an urban area . Misungwi is often spelled with an extra 's' to make it Missungwi...

 and Kwimba

Kwimba

Kwimba District is one of 8 districts of the Mwanza Region of Tanzania. It is bordered to the West by the Misungwi District and to the North by the Magu District. Kwimba's population is 316,180 . The district seat is at Ngudu....

 (to the south), and Nyamagana

Nyamagana

Nyamagana District is one of the eight districts of the Mwanza Region of Tanzania.It comprises the Northern half of the city of Mwanza. It is bordered to the North and West by Lake Victoria, to the South by the Ilemela District and to the East by the Magu District.According to the 2002 Tanzania...

 and Ilemela

Ilemela

Ilemela District is one of the 8 districts of the Mwanza Region of Tanzania. It is bordered to the North by the Nyamagana District, to the South and East by the Misungwi District and to the West by Lake Victoria....

.