The 2025 Philippine House of Representatives elections in the Negros Island Region were held on May 12, 2025, as part of the 2025 Philippine general election.

Summary Congressional districtIncumbentIncumbent's partyWinnerWinner's partyWinningmarginBacolodNPCIndependent15.51%Negros Occidental–1stNPCNPC90.54%Negros Occidental–2ndNUPNUPUnopposedNegros Occidental–3rdVacantPFP84.06%Negros Occidental–4thNUPNUP28.40%Negros Occidental–5thLakasLakas69.34%Negros Occidental–6thNPCNPC68.30%Negros Oriental–1stNPCPFP25.08%Negros Oriental–2ndNPCLakas20.06%Negros Oriental–3rdVacantLakas28.45%SiquijorLakasLakas14.32%

Bacolod Term-limited incumbent Greg Gasataya (Nationalist People's Coalition) ran for mayor of Bacolod.

Gasataya endorsed Bacolod mayor Albee Benitez (Independent), who won the election against former Bacolod mayor Evelio Leonardia (Nacionalista Party) and three other candidates.

Negros Occidental 1st district Incumbent Gerardo Valmayor Jr. of the Nationalist People's Coalition (NPC) retired.

The NPC nominated former representative Jules Ledesma, who won the election against Erie Mahinay (Partido Lakas ng Masa).

2nd district Incumbent Alfredo Marañon III of the National Unity Party won re-election for a second term unopposed.

3rd district The seat is vacant after Jose Francisco Benitez of the Partido Federal ng Pilipinas resigned on August 16, 2024, upon appointment as Director-General of the Technical Education and Skills Development Authority. He was previously affiliated with PDP–Laban.

The PFP nominated Benitez' nephew, Victorias mayor Javi Benitez, who won the election against Joel Bantigue (Partido Lakas ng Masa).

4th district Incumbent Yoyette Ferrer of the National Unity Party was term-limited.

The NUP nominated Ferrer's husband, Negros Occidental vice governor Jeffrey Ferrer, who won the election against former Department of Human Settlements and Urban Development assistant secretary Lea Delfinado (Nationalist People's Coalition).

5th district Incumbent Dino Yulo of Lakas–CMD ran for a second term.

Yulo won re-election against provincial board member Anton Occeño (Partido Federal ng Pilipinas).

6th district Incumbent Mercedes Lansang of the Nationalist People's Coalition ran for a second term.

Lansang won the election against Ernesto Estrao (Partido Demokratiko Pilipino).

Negros Oriental 1st district Term-limited incumbent Jocelyn Sy-Limkaichong of the Nationalist People's Coalition ran for mayor of Guihulngan.

Limkaichong endorsed her nephew, La Libertad mayor Emmanuel Iway (Partido Federal ng Pilipinas), who won the election against Kingking Mijares (Liberal Party).

2nd district Term-limited incumbent Chiquiting Sagarbarria of the Nationalist People's Coalition) ran for mayor of Dumaguete.

Sagarbarria endorsed his wife, Dumaguete vice mayor Maisa Sagarbarria (Lakas–CMD), who won the election against Dumaguete mayor Ipe Remollo (Liberal Party) and two other candidates.

3rd district The seat is vacant after Arnolfo Teves Jr. of the Nationalist People's Coalition was expelled on August 16, 2023, after being implicated in the assassination of Negros Oriental governor Roel Degamo. A special election was scheduled to be held on December 9, 2023, but was cancelled due to concerns about the situation in the district and Teves' appeal against his expulsion in the Supreme Court.

Former Governor Roel Degamo's widow, Pamplona mayor Janice Degamo (Lakas–CMD), won the election against Teves' aunt, Janice Teves (Liberal Party), and Reynaldo Lopez (Independent).

Siquijor Incumbent Zaldy Villa of Lakas–CMD ran for a second term. He was previously affiliated with PDP–Laban.

Villa won re-election against Siquijor vice governor Mimi Quezon (Aksyon Demokratiko) and Johnney Ensong (Independent).

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