| Date: | 28 October 1987 |
| Country: | South Korea |
| Flag Year: | 1984 |
| Yes: | 18,640,625 |
| No: | 1,092,702 |
| Invalid: | 295,345 |
| Electorate: | 20,028,672 |
A constitutional referendum was held in South Korea on 28 October 1987.[1] The changes to the constitution were approved by 94.4% of voters, with a turnout of 78.2%.[2]
| Choice | Votes | % |
|---|---|---|
| For | 18,640,625 | 94.4 |
| Against | 1,092,702 | 5.6 |
| Invalid/blank votes | 295,345 | – |
| Total | 20,028,672 | 100 |
| Registered voters/turnout | 25,619,648 | 78.2 |
| Source: Nohlen et al. |