1991 Esteiran presidential election
Presidential elections were held in Esteira on March 31, 1991. Luis Souza of the Esteiran People's Party defeated incumbent Maximiliano Vomlel of the National Liberal Party with 48.9% of the vote. Souza was inaugurated as the 10th President of Esteira on May 1, 1991.
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| Turnout | 62.4%  | ||||||||||||||||||||||
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 Results by department | |||||||||||||||||||||||
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This election is widely considered to be Esteira's last free and fair election.
Results
| Candidate | Party | Votes | % | |
|---|---|---|---|---|
| Luis Souza | Esteiran People's Party | 4,610,588 | 49.14 | |
| Maximiliano Vomlel | National Liberal Party | 4,374,873 | 46.63 | |
| Isidora Tomás | Esteiran Socialist Union | 217,026 | 2.31 | |
| Florencio Antunes | Popular Solidarity | 162,842 | 1.74 | |
| Other candidates | 17,476 | 0.19 | ||
| Total | 9,382,805 | 100.00 | ||
| Valid votes | 9,382,805 | 99.51 | ||
| Invalid/blank votes | 45,800 | 0.49 | ||
| Total votes | 9,428,605 | 100.00 | ||
| Registered voters/turnout | 15,109,946 | 62.40 | ||
| Source: Council for Presidential Elections | ||||