# Rio de Janeiro Senate election polling

> Live situation record from CLSTR: https://clstr.news/situations/rio-de-janeiro-senate-election-polling
> Updated: 2026-09-23T21:30:18.000Z. Sources: 5. Developments: 2.

Polling data for the Rio de Janeiro Senate race shows Benedita da Silva (PT) maintaining a lead among candidates vying for two Senate seats.

In mid-September, a Datafolha poll placed da Silva at 18% of intended votes, ahead of Carlos Jordy (PL) and Carlos Portinho (PL), who were tied at 10%. Other candidates such as Pedro Paulo (PSD), Marcelo Crivella (Republicanos), and Monica Benicio (PSOL) trailed with lower percentages.

By late September, a Quaest poll reported da Silva with 15% of voting intentions, while Jordy and Portinho remained at 10%. When measuring only the first choice for the Senate, da Silva’s lead increased to 24%, followed by Jordy at 13%. Undecided voters and non-responses accounted for 21% each in the latter survey.

## Timeline

### 2026-09-23: Benedita da Silva leads Rio de Janeiro Senate poll with 15%

A Quaest poll for the Rio de Janeiro Senate race shows Benedita da Silva leading with 15% of voting intentions, followed by Carlos Jordy and Carlos Portinho with 10% each.

3 sources. https://clstr.news/cluster/benedita-da-silva-leads-rio-de-janeiro-senate-poll-with-15

### 2026-09-10: Rio de Janeiro Senate race: Benedita da Silva leads in latest poll

Benedita da Silva leads the Rio de Janeiro Senate race with 18% in a Datafolha poll, while the second seat remains a tight contest between several candidates, including Monica Benicio at 6%.

2 sources. https://clstr.news/cluster/rio-de-janeiro-senate-race-benedita-da-silva-leads-in-latest-poll

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Cite as: Rio de Janeiro Senate election polling. CLSTR, https://clstr.news/situations/rio-de-janeiro-senate-election-polling