# Udayapur 1 (constituency)

Udayapur 1 is one of two parliamentary constituencies of Udayapur District in Nepal. This constituency came into existence on the Constituency Delimitation Commission (CDC) report submitted on 31 August 2017.

## Incorporated areas

Udayapur 1 incorporates Belaka Municipality, Chaudandhigadhi Municipality and Triyuga Municipality.

## Assembly segments

It encompasses the following Province No. 1 Provincial Assembly segment
* Udayapur 1(A)
* Udayapur 1(B)

## Members of Parliament
### Parliament/Constituent Assembly

| Election | Member | Party |
| 1991 | Laxmi Narayan Chaudhary | CPN (Unified Marxist–Leninist) |
| 1999 | Suresh Kumar Rai | CPN (Unified Marxist–Leninist) |
| 2008 | Narayan Khadka | Nepali Congress |

### Provincial Assembly
## Election results
### Election in the 2020s
#### 2022 general election

| Candidate | Candidate | Party | Votes | % |
| | Narayan Khadka | Nepali Congress | 31,270 | 43.76 |
| | Manju Kumari Chaudhary | CPN (UML) | 28,891 | 40.43 |
| | Dhurba Kumar Rayamajhi | Rastriya Prajatantra Party | 3,915 | 5.48 |
| | Uddhav Adhikari | Rastriya Swatantra Party | 3,444 | 4.82 |
| | Gopal Rai | People's Socialist Party, Nepal | 1,906 | 2.67 |
| | Others | | 2,029 | 2.84 |
| Total | Total | Total | 71,455 | 100.00 |
| Majority | Majority | Majority | 2,379 | |
| | Nepali Congress hold | Nepali Congress hold | Nepali Congress hold | Nepali Congress hold |
| Source: |||||

### Election in the 2010s
#### 2017 legislative elections

| Party | Party | Candidate | Votes |
| | Nepali Congress | Narayan Khadka | 33,142 |
| | CPN (Unified Marxist–Leninist) | Manju Kumari Chaudhary | 32,594 |
| | CPN (Marxist–Leninist) | Ram Prasad Chaulagain | 1,295 |
| | Federal Socialist Forum, Nepal | Gopal Rai | 1,196 |
| | Others | Others | 988 |
| Invalid votes | Invalid votes | Invalid votes | 4,889 |
| Result | Result | Congress hold | Congress hold |
| Source: Election Commission ||||

#### 2013 Constituent Assembly election

| Party | Party | Candidate | Votes |
| | Nepali Congress | Narayan Khadka | 15,381 |
| | CPN (Unified Marxist–Leninist) | Mani Raj Upadhyaya Paudel | 7,298 |
| | UCPN (Maoist) | Rajan Kirati | 6,648 |
| | Federal Socialist Party, Nepal | Pradeep Kumar Chaudhary | 2,416 |
| | Others | Others | 2,749 |
| Result | Result | Congress hold | Congress hold |
| Source: NepalNews ||||

### Election in the 2000s
#### 2008 Constituent Assembly election

| Party | Party | Candidate | Votes |
| | Nepali Congress | Dr. Narayan Khadka | 14,468 |
| | CPN (Maoist) | Rajan Kirati | 13,236 |
| | CPN (Unified Marxist–Leninist) | Ashok Kumar Rai | 9,810 |
| | Nepal Loktantrik Samajbadi Dal | Chandra Hansa Chaudhary | 1,198 |
| | Others | | 1,448 |
| Invalid votes | Invalid votes | Invalid votes | 2,115 |
| Result | Result | Congress gain | Congress gain |
| Source: Election Commission ||||

### Election in the 1990s
#### 1999 legislative elections

| Party | Party | Candidate | Votes |
| | CPN (Unified Marxist–Leninist) | Suresh Kumar Rai | 17,686 |
| | Nepali Congress | Dr. Narayan Khadka | 16,847 |
| | Rastriya Prajatantra Party | Hari Bahadur Basnet | 11,046 |
| | CPN (Marxist–Leninist) | Ashok Kumar Rai | 8,356 |
| | Others | Others | 2,297 |
| Invalid Votes | Invalid Votes | Invalid Votes | 1,403 |
| Result | Result | CPN (UML) hold | CPN (UML) hold |
| Source: Election Commission ||||

#### 1994 legislative elections

| Party | Party | Candidate | Votes |
| | CPN (Unified Marxist–Leninist) | Laxmi Narayan Chaudhary | 19,290 |
| | Nepali Congress | Ashok Chandra Rai | 12,625 |
| | Rastriya Prajatantra Party | Hari Bahadur Basnet | 5,829 |
| | CPN (Marxist) | Bhim Kumar Rai | 2,131 |
| | Rastriya Janamukti Party | Krishna Bahadur Rai | 1,075 |
| | Others | Others | 431 |
| Result | Result | CPN (UML) hold | CPN (UML) hold |
| Source: Election Commission ||||

#### 1991 legislative elections

| Party | Party | Candidate | Votes |
| | CPN (Unified Marxist–Leninist) | Laxmi Narayan Chaudhary | 20,413 |
| | Nepali Congress | Satya Narayan Chaudhary | 12,051 |
| Result | Result | CPN (UML) gain | CPN (UML) gain |
| Source: ||||