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Partial researchResearch snapshot 2026-09-13. Evidence gaps remain; see Coverage for requirements.

Office briefing

CORONEL MARCELINO MARIDUEÑA / GUAYAS — Mayor

Tracked current office. Identifiers stay separate from display names.

Ecuador · CORONEL MARCELINO MARIDUEÑA / GUAYAS / GUAYAS · municipal · MayorEC-M-9-890

Read the complete original research briefing

Council and parish votes before 2023 are candidate marks; 2023 is a closed-list ballot. Do not compare these vote shares as a continuous series. The 29 November 2026 ordinary cohort is reconciled to the CNE register. August precinct-distribution electors are a dated administrative count, not historical turnout or votes. Territorial boundary comparability, intervening outcomes and current control remain separate checks.

1. What office, where, and when is the next election?

Geography
CORONEL MARCELINO MARIDUEÑA / GUAYAS / GUAYAS
Next election
2026-11-29
Linked upcoming event
next-eab621f79267c9993cc320c1
Registry qualification
Qualified in source register

2. How certain is that date?

2026-11-29 is formally called. Day precision. A date without a formal call is not confirmed.

3. Who won earlier selected elections?

2023-02-05

Ordinary · Legal certification not established · valid votes

  • PSC-MADERA DE GUERRERO58.8%
  • MOVIMIENTO POLÍTICO REVOLUCIÓN CIUDADANA29.3%
  • 1-335.4%
  • PARTIDO SOCIEDAD PATRIÓTICA 21 DE ENERO4.0%
  • ALIANZA POR MARCELINO MARIDUEÑA1.7%
  • MOVIMIENTO CREO, CREANDO OPORTUNIDADES0.8%
Results for event-3b46013559ef047be155397d
Label / candidateParty codeVotesShareSeatsStatus
PSC-MADERA DE GUERRERO · PEDRO ORELLANA1167ecuador/Sa5c026518f/20234,97458.8%1Recorded
MOVIMIENTO POLÍTICO REVOLUCIÓN CIUDADANA · HECTOR BARRENO207ecuador/Sa5c026518f/20232,47629.3%0 (recorded zero)Recorded
1-33 · STALIN RAMOS LUNA1440ecuador/Sa5c026518f/20234545.4%0 (recorded zero)Recorded
PARTIDO SOCIEDAD PATRIÓTICA 21 DE ENERO · ANGEL FLORES34ecuador/Sa5c026518f/20233414%0 (recorded zero)Recorded
ALIANZA POR MARCELINO MARIDUEÑA · JUAN PAZMIÑO BOLAÑOS1448ecuador/Sa5c026518f/20231431.7%0 (recorded zero)Recorded
MOVIMIENTO CREO, CREANDO OPORTUNIDADES · JORGE ESPINOZA99ecuador/Sa5c026518f/2023690.8%0 (recorded zero)Recorded

2019-03-24

Ordinary · Legal certification not established · valid votes

  • 6-MADERA DE GUERRERO34.2%
  • ALIANZA CENTRO DEMOCRATICO - ECUATORIANO UNIDO Y PAIS25.8%
  • MOVIMIENTO NACIONAL PODEMOS20.0%
  • MOVIMIENTO CREO, CREANDO OPORTUNIDADES6.2%
  • PARTIDO SOCIALISTA ECUATORIANO4.9%
  • UNION ECUATORIANA2.4%
  • MOVIMIENTO DEMOCRACIA SÍ1.3%
  • PARTIDO ADELANTE ECUATORIANO ADELANTE1.0%
  • UNIDAD POPULAR1.0%
  • MOVIMIENTO LIBERTAD ES PUEBLO, LEP1.0%
  • MOVIMIENTO SALUD Y TRABAJO0.9%
  • FUERZA.EC0.8%
  • MOVIMIENTO CONCERTACION0.5%
Results for event-06862b434bc30458b5a2726b
Label / candidateParty codeVotesShareSeatsStatus
6-MADERA DE GUERRERO · PEDRO ORELLANA534ecuador/Sed7b513864/20192,73234.2%1Recorded
ALIANZA CENTRO DEMOCRATICO - ECUATORIANO UNIDO Y PAIS · ROXANA VELIZ APOLINARIO689ecuador/Sed7b513864/20192,06325.8%0 (recorded zero)Recorded
MOVIMIENTO NACIONAL PODEMOS · HECTOR BARRENO COBA142ecuador/Sed7b513864/20191,59920%0 (recorded zero)Recorded
MOVIMIENTO CREO, CREANDO OPORTUNIDADES · SARA YUNGASACA MALDONADO22ecuador/Sed7b513864/20194966.2%0 (recorded zero)Recorded
PARTIDO SOCIALISTA ECUATORIANO · GILBERTO JOVANNY VELEZ CORDOVA8ecuador/Sed7b513864/20193944.9%0 (recorded zero)Recorded
UNION ECUATORIANA · JIMMY CORDOVA MONTALVO51ecuador/Sed7b513864/20191952.4%0 (recorded zero)Recorded
MOVIMIENTO DEMOCRACIA SÍ · KLEBER GUAMAN CEPEDA198ecuador/Sed7b513864/20191041.3%0 (recorded zero)Recorded
PARTIDO ADELANTE ECUATORIANO ADELANTE · LUIS GENARO ZUÑIGA PAREDES158ecuador/Sed7b513864/2019821%0 (recorded zero)Recorded
UNIDAD POPULAR · CESAR PADILLA ANDRADE143ecuador/Sed7b513864/2019811%0 (recorded zero)Recorded
MOVIMIENTO LIBERTAD ES PUEBLO, LEP · RUTH NOEMI OYOLA HERRERA235ecuador/Sed7b513864/2019801%0 (recorded zero)Recorded
MOVIMIENTO SALUD Y TRABAJO · JANETH ZURITA PALACIOS24ecuador/Sed7b513864/2019680.9%0 (recorded zero)Recorded
FUERZA.EC · ANGEL PADILLA AREVALO146ecuador/Sed7b513864/2019630.8%0 (recorded zero)Recorded
MOVIMIENTO CONCERTACION · SERGIO HOLGUIN MUÑOZ18ecuador/Sed7b513864/2019360.5%0 (recorded zero)Recorded

2014-02-23

Ordinary · Legal certification not established · valid votes

  • ALIANZA PAIS Y MOVIMIENTO CENTRO DEMOCRATICO33.9%
  • MOVIMIENTO SUMA26.6%
  • MOVIMIENTO DE UNIDAD PLURINACIONAL PACHAKUTIK14.8%
  • PARTIDO AVANZA11.8%
  • PARTIDO MOVIMIENTO POPULAR DEMOCRATICO3.7%
  • PARTIDO SOCIEDAD PATRIÓTICA "21 DE ENERO"2.7%
  • PARTIDO RENOVADOR INSTITUCIONAL ACCION NACIONAL1.9%
  • MOVIMIENTO CREO1.9%
  • 6-MADERA DE GUERRERO1.4%
  • PARTIDO SOCIALISTA FRENTE AMPLIO1.0%
  • PARTIDO ROLDOSISTA ECUATORIANO0.4%
Results for event-50d3a2a982157b347b297c88
Label / candidateParty codeVotesShareSeatsStatus
ALIANZA PAIS Y MOVIMIENTO CENTRO DEMOCRATICO · HERRERA ZUMBA NELSON MARCELO9017ecuador/S09da2a23f3/20142,69733.9%1Recorded
MOVIMIENTO SUMA · ORELLANA ORTIZ PEDRO ANTONIO13ecuador/S09da2a23f3/20142,11726.6%0 (recorded zero)Recorded
MOVIMIENTO DE UNIDAD PLURINACIONAL PACHAKUTIK · ZUÑIGA SANCHEZ FIDEL JUNIOR5ecuador/S09da2a23f3/20141,17914.8%0 (recorded zero)Recorded
PARTIDO AVANZA · FREIRE BAJAÑA JUSTA LUCIA6ecuador/S09da2a23f3/201494111.8%0 (recorded zero)Recorded
PARTIDO MOVIMIENTO POPULAR DEMOCRATICO · MALDONADO AYOVI HENRY BYRON2ecuador/S09da2a23f3/20142953.7%0 (recorded zero)Recorded
PARTIDO SOCIEDAD PATRIÓTICA "21 DE ENERO" · SALAZAR BRITO VICTOR HUGO4ecuador/S09da2a23f3/20142162.7%0 (recorded zero)Recorded
PARTIDO RENOVADOR INSTITUCIONAL ACCION NACIONAL · CORDOVA MONTALVO JYMMY ALFREDO9ecuador/S09da2a23f3/20141501.9%0 (recorded zero)Recorded
MOVIMIENTO CREO · REINOSO ORTIZ XAVIER ERNESTO8ecuador/S09da2a23f3/20141501.9%0 (recorded zero)Recorded
6-MADERA DE GUERRERO · PLAZA PALOMINO ELINA YESSENIA9013ecuador/S09da2a23f3/20141101.4%0 (recorded zero)Recorded
PARTIDO SOCIALISTA FRENTE AMPLIO · JIMENEZ WILLIAMS MANUEL JOSE10ecuador/S09da2a23f3/2014821%0 (recorded zero)Recorded
PARTIDO ROLDOSISTA ECUATORIANO · KUHN CORDOVA JUAN PABLO1ecuador/S09da2a23f3/2014300.4%0 (recorded zero)Recorded

4. Competition and volatility

competition index

Provisional imported-series CI

0 (recorded zero)0–100 historical closeness

Actual-event and/or comparability review incomplete

Comparison status: Provisional imported-series comparison; actual-event review open

Method ci.weighted-gap.v1. Inputs: latest_gap=29.537661109140355, oldest_gap=7.280030124262584, previous_gap=8.369823595646192

pedersen volatility

Provisional volatility

5.39percentage points

Grouped Pedersen lower bound (percentage points). Six named standalone categories in CNE returns, including explicit short/expanded CREO, SUMA and Alianza PAIS labels. Mixed alliances, successor movements and other parties stay Other. This does not attribute Revolución Ciudadana votes to Alianza PAIS. Multi-mark and otherwise ineligible histories remain excluded. An interval is withheld if either election has no list mapped to an explicit named group. This is aggregate share change, not individual voter switching. Event review: Actual-event and/or comparability review incomplete

Comparison status: Latest interval

Method pedersen.grouped.v1. Inputs: groups=["PSC","Avanza","Pachakutik","CREO","SUMA","Alianza PAIS","Other"], interval=Latest interval, vectors=[[0,0,0,0.8158921603405463,0,0,99.18410783965945],[0,0,0,6.205429751032153,0,0,93.79457024896784],[0,11.811221287812225,14.798543993975148,1.8827664114472198,26.572109953558428,0,44.93535835320697]]

pedersen volatility

Provisional volatility

53.18percentage points

Grouped Pedersen lower bound (percentage points). Six named standalone categories in CNE returns, including explicit short/expanded CREO, SUMA and Alianza PAIS labels. Mixed alliances, successor movements and other parties stay Other. This does not attribute Revolución Ciudadana votes to Alianza PAIS. Multi-mark and otherwise ineligible histories remain excluded. An interval is withheld if either election has no list mapped to an explicit named group. This is aggregate share change, not individual voter switching. Event review: Actual-event and/or comparability review incomplete

Comparison status: Previous interval

Method pedersen.grouped.v1. Inputs: groups=["PSC","Avanza","Pachakutik","CREO","SUMA","Alianza PAIS","Other"], interval=Previous interval, vectors=[[0,0,0,0.8158921603405463,0,0,99.18410783965945],[0,0,0,6.205429751032153,0,0,93.79457024896784],[0,11.811221287812225,14.798543993975148,1.8827664114472198,26.572109953558428,0,44.93535835320697]]

pedersen volatility

Provisional volatility

29.29percentage points

Grouped Pedersen lower bound (percentage points). Six named standalone categories in CNE returns, including explicit short/expanded CREO, SUMA and Alianza PAIS labels. Mixed alliances, successor movements and other parties stay Other. This does not attribute Revolución Ciudadana votes to Alianza PAIS. Multi-mark and otherwise ineligible histories remain excluded. An interval is withheld if either election has no list mapped to an explicit named group. This is aggregate share change, not individual voter switching. Event review: Actual-event and/or comparability review incomplete

Comparison status: Both intervals mean

Method pedersen.grouped.v1. Inputs: groups=["PSC","Avanza","Pachakutik","CREO","SUMA","Alianza PAIS","Other"], interval=Both intervals mean, vectors=[[0,0,0,0.8158921603405463,0,0,99.18410783965945],[0,0,0,6.205429751032153,0,0,93.79457024896784],[0,11.811221287812225,14.798543993975148,1.8827664114472198,26.572109953558428,0,44.93535835320697]]

Source-reported control: Unverified. Current tenure requires separate dated evidence.

5. Officeholder evidence

Dated roster observations are not automatically current tenure. The source current-office flag means this office is tracked now, not that the last winner still holds it.

No officeholder observation supplied.

Electoral register observations

Dated elector counts stay distinct from turnout and are not summed across overlapping contests.

Register observations
As ofElectorsNotes
2026-08-1111,036
Dated CNE administrative observation; not historical turnout. July count, difference and spending limit are retained separately.
{
  "call_source_id": "SA40-EC-CALL",
  "cne_canton": 890,
  "cne_parish": null,
  "cne_province": 9,
  "election_date": "2026-11-29",
  "electors_august": 11036,
  "jurisdiction_id": "EC-M-9-890",
  "name": "CORONEL MARCELINO MARIDUEÑA / GUAYAS",
  "office": "Mayor",
  "precinct_rows": [
    1463,
    1464,
    1577
  ],
  "record_type": "official_electoral_register",
  "register_pdf_page": 7,
  "register_source_id": "SA40-EC-CALL",
  "snapshot": "2026-08-11",
  "source_id": "SA40-EC-DISTRIBUTION"
}

6. Polling context

No local poll supplied.

7. Unresolved issues and sources

Council and parish votes before 2023 are candidate marks; 2023 is a closed-list ballot. Do not compare these vote shares as a continuous series. The 29 November 2026 ordinary cohort is reconciled to the CNE register. August precinct-distribution electors are a dated administrative count, not historical turnout or votes. Territorial boundary comparability, intervening outcomes and current control remain separate checks. The ordinary register is reconciled: 23 prefectures, 222 mayoralties, 222 municipal councils and 825 parish boards match the signed July 2026 call/list and August CNE codes. Borbón’s mayor/council and Miss Ecuador’s parish board are separate March 2027 first contests. Historical boundary comparability and some new-parish final returns remain open. Calacalí has final completion evidence but only preliminary rounded shares and secondary seat affiliations. Six first-election party vectors and elected rosters are recovered for the four 2024 parishes and Sevilla Don Bosco in 2025. Four small ballot-total discrepancies remain explicit. Shuar Pastaza remains preliminary. Fifteen July/August parish electorate differences are retained as dated observations.

    Sources

    Cite this record

    Center for Digital Democracy. “CORONEL MARCELINO MARIDUEÑA / GUAYAS — Mayor.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/EC-M-9-890. Sources: ecuador--url-e0444af67a46db0c3c537d63, ecuador--url-afbb9a85cc78f50c79da76d6, ecuador--url-5b82aaaec7b8c8ce1fd49557, ecuador--url-e67940bdf0f1387ed11ac338, ecuador--Sa5c026518f, ecuador--Sadcc145662, ecuador--Sed7b513864, ecuador--Sf4e4f8e986, ecuador--S09da2a23f3, ecuador--S5c50f97474, ecuador--SA40-EC-DISTRIBUTION, ecuador--SA40-EC-CALL.