Presidential elections were held in Dahomey on 5 May 1968. Basile Adjou won with 84% of the vote, but the results were invalidated due to insufficient voter turnout (turnout was just 26%). A referendum on 28 July resulted in Émile Derlin Zinsou being confirmed as president.
Results
| Candidate | Votes | % |
|---|
| Basile Adjou | 241,273 | 83.95 |
| Urbain Karim da Silva | 19,319 | 6.72 |
| Eustache Prudencio | 11,359 | 3.95 |
| Paul Hazoumé | 11,091 | 3.86 |
| Jean-Baptiste Vierin | 4,350 | 1.51 |
| Total | 287,392 | 100.00 |
|
| Valid votes | 287,392 | 97.20 |
|---|
| Invalid/blank votes | 8,275 | 2.80 |
|---|
| Total votes | 295,667 | 100.00 |
|---|
| Registered voters/turnout | 1,138,388 | 25.97 |
|---|
| Source: Nohlen et al. |
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