1815 French constitutional referendum
A constitutional referendum on the Charter of 1815 of the First French Empire, with Napoleon I restored to power in place of Louis XVIII, was held on 22 April 1815. Like in previous French referendums, the officially announced result was nearly unanimous. Out of seven and a half million eligible voters, 79% abstained that day. Compared to the 1804 referendum, the yes vote had a net loss 2 million votes.
Results
| Party | % of votes | Votes |
| Yes | 99.67% | 1,305,206 |
| No | 0.33% | 4,206 |
| Total | 100% |