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

Office briefing

ROMANG — Mayor

Historical office. Identifiers stay separate from display names.

Argentina · ROMANG / Santa Fe — SAN JAVIER · municipal · MayorAR-SF-M-SANJAVIER-ROMANG

Read the complete original research briefing

Mayor elected in 2025: ordinary four-year term points to 2029, outside this window. Retained only as reference. Official votes and elected rosters are retained. Council counts describe elected cohorts. Current governing membership and later replacements require verification.

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

Geography
ROMANG / Santa Fe — SAN JAVIER
Next election
Not supplied
Linked upcoming event
None
Registry qualification
Unknown

2. How certain is that date?

No next-election date is supplied for this office.

3. Who won earlier selected elections?

2025-06-29

Ordinary · Legal certification not established · list votes

  • UNIDOS PARA CAMBIAR SANTA FE74.6%
  • MÁS PARA SANTA FE25.4%
Results for event-036528d7d50209d127dafaae
Label / candidateParty codeVotesShareSeatsStatus
UNIDOS PARA CAMBIAR SANTA FE · RAMSEYER SERGIO OSCAR78argentina/Sa9a75bad2b02/20253,54674.6%1Recorded
MÁS PARA SANTA FE8argentina/Sa9a75bad2b02/20251,20925.4%0 (recorded zero)Recorded

2021-11-14

Ordinary · Legal certification not established · list votes

  • FRENTE PARA EL CAMBIO67.9%
  • FRENTE DE TODOS32.1%
Results for event-918dd8659be244d31374cef7
Label / candidateParty codeVotesShareSeatsStatus
FRENTE PARA EL CAMBIO104argentina/Sfce9061936d8/20213,44567.9%1Recorded
FRENTE DE TODOS31argentina/Sfce9061936d8/20211,63132.1%0 (recorded zero)Recorded

2017-10-22

Ordinary · Legal certification not established · list votes

  • FRENTE PROGRESISTA CIVICO Y SOCIAL57.5%
  • FRENTE JUSTICIALISTA37.8%
  • Unlabelled source row2.4%
  • Unlabelled source row2.3%
Results for event-8cd63ff6c1c77d6e31ff97aa
Label / candidateParty codeVotesShareSeatsStatus
FRENTE PROGRESISTA CIVICO Y SOCIAL · RAMSEYER SERGIO OSCAR26argentina/S425b76ef9089/20173,30057.5%1Recorded
FRENTE JUSTICIALISTA32argentina/S425b76ef9089/20172,16737.8%0 (recorded zero)Recorded
Unlabelled source row9999argentina/S425b76ef9089/20171392.4%0 (recorded zero)Recorded
Unlabelled source row9998argentina/S425b76ef9089/20171342.3%0 (recorded zero)Recorded

4. Competition and volatility

competition index

Withheld

Unknown0–100 historical closeness

Actual-event and/or comparability review incomplete

Comparison status: Comparison unavailable · Mayor elected in 2025: ordinary four-year term points to 2029, outside this window. Retained only as reference. Official votes and elected rosters are retained. Council counts describe elected cohorts. Current governing membership and later replacements require verification.

Method ci.weighted-gap.v1. Inputs: latest_gap=49.148264984227126, oldest_gap=19.738675958188153, previous_gap=35.736800630417655

pedersen volatility

Withheld volatility

Unknownpercentage points

Not calculated: comparable fixed party grouping unavailable

Comparison status: Latest interval · Comparable grouped vectors unavailable for this interval

Method pedersen.grouped.v1. Inputs: groups=[], interval=Latest interval, vectors=[]

pedersen volatility

Withheld volatility

Unknownpercentage points

Not calculated: comparable fixed party grouping unavailable

Comparison status: Previous interval · Comparable grouped vectors unavailable for this interval

Method pedersen.grouped.v1. Inputs: groups=[], interval=Previous interval, vectors=[]

pedersen volatility

Withheld volatility

Unknownpercentage points

Not calculated: comparable fixed party grouping unavailable

Comparison status: Both intervals mean · Comparable grouped vectors unavailable for this interval

Method pedersen.grouped.v1. Inputs: groups=[], interval=Both intervals mean, vectors=[]

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

5. Officeholder evidence

Dated roster observations are not automatically current tenure.

Officeholder observations
PersonRoleAs ofAffiliationPrincipal?
RAMSEYER SERGIO OSCARINTENDENTE2017FRENTE PROGRESISTA CIVICO Y SOCIALunknown
RAMSEYER SERGIO OSCARIntendente/a2025UNIDOS PARA CAMBIAR SANTA FEunknown

6. Polling context

No local poll supplied.

National context is listed on the polling page. It is not a local forecast.

7. Unresolved issues and sources

  • other · open

    2019 locality result empty: {"issue": "2019 locality result empty", "name": "Distrito Tala-Sarandí", "code": "0079C"}

  • other · open

    Earlier same-election publication superseded: {"id": "AR-TU-D-OESTE", "year": 2019, "issue": "Earlier same-election publication superseded", "selected_publication": "2019-07-02", "discarded_publications": ["2019-06-15"]}

  • other · open

    Archive navigation year differs from date printed in source: {"file": "ar_formosa_2017_archivo_542.pdf", "issue": "Archive navigation year differs from date printed in source", "navigation_year": 2017, "source_date": "2019-06-16"}

Sources

Cite this record

Center for Digital Democracy. “ROMANG — Mayor.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/AR-SF-M-SANJAVIER-ROMANG. Sources: argentina--url-37c2f32beac05e8dc61453fe, argentina--url-8a5bc520cf2aeaa82144d900, argentina--url-5a55b3b32d7b3d501f49fde7, argentina--url-d7161d241341725861e1307d, argentina--Sa9a75bad2b02, argentina--S6cbb0ff8bc14, argentina--Sfce9061936d8, argentina--S425b76ef9089, argentina--Sa3b7b35e32ee.