| Country: | Burundi |
| Flag Year: | 1967 |
| Yes: | 1,582,244 |
| No: | 11,539 |
| Invalid: | 10,939 |
| Total: | 1,604,722 |
| Electorate: | 1,702,623 |
A constitutional referendum was held in Burundi on 18 November 1981. The new constitution would make the country a presidential republic with a unicameral National Assembly, as well as creating a one-party state with the Union for National Progress (UPRONA) as the sole legal party. It was supported by 99.28% of voters with a 94% turnout.[1]
| Choice | Votes | % |
|---|---|---|
| For | 1,582,244 | 99.28 |
| Against | 11,539 | 0.72 |
| Invalid/blank votes | 10,939 | – |
| Total | 1,604,722 | 100 |
| Registered voters/turnout | 1,702,623 | 94.25 |
| align=left colspan=3 | Source: African Elections Database |