| Duduwa Rural Municipality | |
| Area Total Km2: | 91.1 |
| Population Total: | 37,533 |
| Population Density Km2: | auto |
| Population Blank1 Title: | Ethnicities |
| Population Blank2 Title: | Religions |
| Timezone: | Nepal Time |
| Coordinates: | 28.0442°N 81.6975°W |
| Website: | http://duduwamun.gov.np/ |
| Utc Offset: | +5:45 |
| Pushpin Label Position: | bottom |
| Native Name: | डुडुवा गाउँपालिका |
| Settlement Type: | Gaunpalika |
| Pushpin Map: | Nepal Lumbini Province# Nepal |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in Lumbini Province |
| Subdivision Type: | Country |
| Subdivision Name: |  Nepal |
| Subdivision Type1: | Province |
| Subdivision Name1: | Lumbini Province |
| Subdivision Type2: | District |
| Subdivision Name2: | Banke District |
Duduwa Rural Municipality (ne|डुडुवा गाउँपालिका) is a Gaunpalika in Banke District in Lumbini Province of Nepal. On 12 March 2017, the government of Nepal implemented a new local administrative structure, with the implementation of the new local administrative structure, VDCs have been replaced with municipal and Village Councils. Duduwa is one of these 753 local units.[1]
At the time of the 2011 Nepal census, Duduwa Rural Municipality had a population of 37,533. Of these, 54.4% spoke Awadhi, 29.6% Urdu, 12.5% Nepali, 1.4% Maithili, 1.2% Tharu, 0.5% Magar, 0.3% Doteli and 0.1% Newar as their first language.
In terms of ethnicity/caste, 29.7% were Musalman, 12.9% Yadav, 7.7% Kurmi, 6.8% Chhetri, 4.7% Tharu, 4.0% other Dalit, 3.1% other Terai, 2.9% Kori, 2.6% Chamar/Harijan/Ram and 25.6% others.
In terms of religion, 69.9% were Hindu, 29.6% Muslim, 0.4% Christian and 0.1% Buddhist.[2]