Opinion polling for the 2025 Philippine Senate election explained

This article covers opinion polling for the 2025 Philippine Senate election.

Opinion polling in the Philippines is conducted by Social Weather Stations (SWS), Pulse Asia, OCTA Research, and other pollsters.

Those who win outright are in bold. Those that are within the margin of error are in italics.

Polling for Senate elections

Pollsters usually do face-to-face interviews with respondents. They sometimes present respondents with a mock ballot on which the respondent will mark his or her choices for the Senate. The Senate of the Philippines is elected via multiple non-transferable vote on an at-large basis, where a voter has 12 votes, cannot transfer any of the votes to a candidate, and can vote for up to twelve candidates. If the mock ballot has 13 or more preferences, the pollster classifies it as "invalid."

Aside from publishing preferences per candidate, pollsters also include other data such as averages on how many candidates the respondents included in their preferences.

Calendar

Survey details

Date/s administered Pollster Margin of errorMajor issues when poll was administered
Oct 29–31, 2024[1] Peers Agency1,800±2.5%
Oct 16–17, 2024[2] Publicus Asia 1,500 ±3%
Sep 14–23, 2024[3] SWS 1,500 ±2.5%
Sep 15–19, 2024[4] Publicus Asia 1,500
Sep 6–13, 2024[5] Pulse Asia
Aug 28–Sep 2, 2024[6] OCTA 1,200 ±3.0%
Jun 26–Jul 1, 2024[7] OCTA 1,200 ±3.0%
Jun 17–24, 2024[8] Pulse Asia
Mar 14–19, 2024[9] Publicus Asia 1,500
Mar 11–14, 2024[10] OCTA 1,200 ±3.0%
Mar 6–10, 2024[11] Pulse Asia
Feb 21–29, 2024Oculum3,000±2.0%
Dec 10–14, 2023[12] OCTA 1,200 ±3.0%
Sep 30–Oct 4, 2023[13] OCTA 1,200 ±3.0%
Sep 20–30, 2023[14] RP-MDF 10,000 ±1.0%
Apr 15–18, 2023[15] SWS 1,200 ±3.0%

Per candidate

By voter preferences

After COC filing

CandidatePartyOct 16–17, 2024
Publicus Asia
Oct 29-31, 2024Peers Agency
data-sort-value="Abalos, Benjamin Jr. De Castro" align="left" ABP (PFP)15%30.9%
data-sort-value="Adonis, Ronaldo Mangampo" align="left" Ronaldo AdonisMakabayan2%3.2%
data-sort-value="Amad, Wilson Caritero" align="left" Wilson AmadIndependent2.6%
data-sort-value="Aquino, Paolo Benigno Aguirre" align="left" Bam AquinoKNP27%27.6%
data-sort-value="Arambulo, Ronnel Gondraneos" align="left" Ronnel ArambuloMakabayan2%3.2%
data-sort-value="Arellano, Ernesto Rillera" align="left" Ernesto ArellanoKatipunan5.3%
data-sort-value="Ballon, Roberto Amido" align="left" Roberto BallonIndependent2.7%
data-sort-value="Binay, Mar-Len Abigail Sombillo" align="left" ABP (NPC)19%27.6%
data-sort-value="Bondoc, James Patrick Romero" align="left" PDP8%8.4%
data-sort-value="Bong Revilla, Ramon Jr. Bautista" align="left" ABP (Lakas–CMD)17%31.6%
data-sort-value="Bosita, Bonifacio Laqui" align="left" Bonifacio BositaIndependent13%16.1%
data-sort-value="Brosas, Arlene Duran" align="left" Arlene BrosasMakabayan4%4.8%
data-sort-value="Cabonegro, Roy Jerusalem" align="left" Roy CabonegroDPP1.2%
data-sort-value="Capuyan, Allen Arat" align="left" Allen Capuyan PPP1%3.4%
data-sort-value="Casiño, Teodoro Acevedo" align="left" Teddy CasiñoMakabayan9%8.7%
data-sort-value="Castro, Francisca Lustina" align="left" France CastroMakabayan5%8.0%
data-sort-value="Cayetano, Pilar Juliana Schramm" align="left" ABP (Nacionalista)33%45.4%
data-sort-value="De Alban, Angelo Castro" align="left" Angelo de AlbanIndependent2.5%
data-sort-value="D’Angelo, David Delano" align="left" David D'AngeloBUNYOG1.6%
data-sort-value="De Guzman, Leodegario Quitain" align="left" PLM7%6.1%
data-sort-value="Dela Rosa, Ronald Marapon" align="left" Bato dela RosaPDP26%31.2%
data-sort-value="Doringo, Eufemia Pet" align="left" Mimi DoringoMakabayan1%2.7%
data-sort-value="Escobal, Arnel Bondilles" align="left" Arnel Escobal Maharlika3.3%
data-sort-value="Espiritu, Renecio Jr. Santos" align="left" PLM7%3.9%
data-sort-value="Floranda, Modesto Toque" align="left" Mody FlorandaMakabayan2%2.3%
data-sort-value="Gamboa, Marc Louie Santos" align="left" Marc GamboaIndependent4.6
data-sort-value="Go, Christopher Lawrence Tesoro" align="left" Bong GoPDP35%26.9%
data-sort-value="Gonzales, Norberto Borja" align="left" PDSP5%5.4%
data-sort-value="Hinlo, Jesus Jr. Villanueva" align="left" Jesus Hinlo Jr.PDP2%5.2%
data-sort-value="Honasan, Gregorio Ballesteros" align="left" Gregorio HonasanReform PH20%30.4%
data-sort-value="Jose, Relly Jr. Nufable" align="left" Relly Jose Jr.KBL2.6%
data-sort-value="Lacson, Panfilo Morena" align="left" Panfilo LacsonABP (Independent)38%47.6%
data-sort-value="Lambino, Raul Loyola" align="left" Raul LambinoPDP3%4.3%
data-sort-value="Lapid, Manuel Mercado" align="left" Lito LapidABP (NPC)18%28.9%
data-sort-value="Lee, Wilbert Te" align="left" Wilbert LeeAksyon4%4.1%
data-sort-value="Lidasan, Amirah Ali" align="left" Amirah LidasanMakabayan2%1.5%
data-sort-value="Marcoleta, Rodante Dizon" align="left" Rodante MarcoletaIndependent16%13.4%
data-sort-value="Marcos, Maria Imelda Romualdez" align="left" Imee MarcosNacionalista30%28.1%
data-sort-value="Marquez, Norman Cordero" align="left" Norman MarquezIndependent2.7%
data-sort-value="Martinez, Eric Morales" align="left" Eric MartinezIndependent6.2%
data-sort-value="Mata, Richard Tesoro" align="left" Richard MataIndependent6%4.9%
data-sort-value="Matula, Jose Sonny Gito" align="left" Sonny MatulaWPP4%2.9%
data-sort-value="Maza, Liza Largoza" align="left" Liza MazaMakabayan5%4.6%
data-sort-value="Mendoza, Heidi Lloce" align="left" Heidi MendozaIndependent4%3.5%
data-sort-value="Montemayor, Jose Jr. Cabrera" align="left" Jose Montemayor Jr.PPM3%2.3%
data-sort-value="Olivar, Jose Jessie Dela Calsada" align="left" Jose Jessie OlivarIndependent2.3%
data-sort-value="Ong, Willie Tan" align="left" Willie OngAksyon41%39.0%
data-sort-value="Pacquiao, Emmanuel Dapidran" align="left" ABP (PFP)32%33.6%
data-sort-value="Pangilinan, Francis Pancratius Nepomuceno" align="left" Kiko PangilinanLiberal30%28.6%
data-sort-value="Querubin, Ariel Porfirio Oliva" align="left" Ariel QuerubinNacionalista8%7.3%
data-sort-value="Quiboloy, Apollo Carreon" align="left" Apollo QuiboloyIndependent6%6.4%
data-sort-value="Ramos, Danilo Hernandez" align="left" Danilo RamosMakabayan2%6.2%
data-sort-value="Revillame, Wilfredo Buendia" align="left" Willie RevillameIndependent21%26.8%
data-sort-value="Rodriguez, Victor Dayrit" align="left" Vic RodriguezIndependent7%4.3%
data-sort-value="Sahidulla, Nur-Ana Indanan" align="left" Nur-Ana SahidullaPDDS2%2.4%
data-sort-value="Salvador, Phillip Reyes" align="left" Phillip SalvadorPDP10%16.4%
data-sort-value="Singson, Luis Crisologo" align="left" Chavit SingsonIndependent16%18.4%
data-sort-value="Sotto, Vicente III Castelo" align="left" Tito SottoABP (NPC)38%46.0%
data-sort-value="Tapado, Michael Balais" align="left" Michael TapadoMaharlika1.9%
data-sort-value="Tolentino, Francis Ng" align="left" ABP (PFP)23%20.4
data-sort-value="Tulfo, Bienvenido Teshiba" align="left" Ben TulfoIndependent33%39.6%
data-sort-value="Tulfo, Erwin Teshiba" align="left" Erwin TulfoABP (Lakas–CMD)40%55.7%
data-sort-value="Valbuena, Mario Jr. Soliven" align="left" Mar Valbuena Jr.Independent2.5%
data-sort-value="Verceles, Leandro Buenconsejo" align="left" Leandro Verceles Independent1%1.7%
data-sort-value="Villar, Camille Aguilar" align="left" Camille VillarABP (Nacionalista)17%31.9%
Undecided 10%
Refused19%
None

Before COC filing

CandidatePartyApr 15–18, 2023
SWS
Sep 20–30, 2023
RP-MDF
Sep 30–Oct 4, 2023
OCTA
Dec 10–14, 2023
OCTA
Feb 21–29, 2024
Oculum[16]
Mar 6–10, 2024
Pulse Asia
Mar 11–14, 2024
OCTA
Mar 14–19, 2024
Publicus Asia
Jun 17–24, 2024
Pulse Asia
Jun 26–Jul 1, 2024
OCTA
Aug 28–Sep 2, 2024
OCTA
Sep 6–13, 2024
Pulse Asia
Sep 15–19, 2024
Publicus Asia
Sep 14–23, 2024
SWS

data-sort-value="Abalos, Benhur" align="left" PFP8%40.3%15%18%12.9%21%10.2%27%28%14.9%18%14%
data-sort-value="Abella, Ernesto" align="left" Independent0.6%0.5%1%
data-sort-value="Acosta, Persida" align="left" Independent8.9%6.3%7%4.4%
data-sort-value="Adonis, Jerome" align="left" Jerome Adonis Makabayan0.2%1%
data-sort-value="Alvarez, Pantaleon" align="left" Reporma2%3.3%2.0%
data-sort-value="Andamo, Jocelyn" align="left" Jocelyn Andamo Makabayan0.2%1%
data-sort-value="Aquino, Bam" align="left" KNP7%13%12%17.3%7.3%12.5%10%14%19.0%23%14%
data-sort-value="Arambulo, Ronnel" align="left" Ronnel Arambulo Makabayan0.2%1%
data-sort-value="Arroyo, Gloria Macapagal" align="left" Lakas14%
data-sort-value="Badoy-Partosa, Lorraine" align="left" Independent0.5%0.3%0.6%
data-sort-value="Baguilat, Teddy" align="left" Liberal2%0.3%
data-sort-value="Balita, Carl" align="left" Aksyon0.5%2.5%2.6%1.9%1.4%
data-sort-value="Barbers, Ace" align="left" Nacionalista2%4%
data-sort-value="Bautista, Herbert" align="left" NPC8%17.1%10%12%11.0%11.7%13.2%12%10.8%7%
data-sort-value="Belgica, Greco" align="left" PDDS1%1.4%0.8%1%0.6%
data-sort-value="Binay, Abigail" align="left" NPC10%11%29.1%14.1%18.9%23%22%37.5%15%20%
data-sort-value="Binay, Jejomar" align="left" UNA15%25%
data-sort-value="Bondoc, Jimmy" align="left" Independent0.8%
data-sort-value="Brosas, Arlene" align="left" Gabriela1%
data-sort-value="Calida, Jose" align="left" Independent0.7%
data-sort-value="Casiño, Teodoro" align="left" Makabayan1%
data-sort-value="Castro, France" align="left" ACT Teachers2.0%1%2%1.4%3%
data-sort-value="Cayetano, Pia" align="left" Nacionalista23%39.6%36%30%35%37.7%26%23%42.7%39%35%41.3%27%26%
data-sort-value="Colmenares, Neri" align="left" Makabayan4%6%8%4.4%5.4%5.9%4%6%4.2%2%
data-sort-value="Cua, Dakila" align="left" PFP0.3%
data-sort-value="Dantes, Dingdong" align="left" Independent10.4%8.1%11%10%9.6%
data-sort-value="David, Rafaela" align="left" Rafaela David Akbayan0.3%0.7%
data-sort-value="De Castro, Noli" align="left" Aksyon9%20.2%19%12%13.7%12%
data-sort-value="De Lima, Leila" align="left" Liberal5%6%7%9.3%8.6%9%8%
data-sort-value="Defensor, Arthur Jr." align="left" PFP3%
data-sort-value="Defensor, Lorenz" align="left" Lorenz Defensor NUP5.5%
data-sort-value="Defensor, Mike" align="left" PFP14%7%8.9%11.3%9%
data-sort-value="Dela Rosa, Ronald" align="left" PDP9%51.7%39%47%41%33.2%33%28%31.3%36%29%26.2%26%18%
data-sort-value="Diaz, Fernando" align="left" Fernando Diaz PPP1%0.6%
data-sort-value="Diokno, Chel" align="left" Akbayan7%12%7%11.2%7.3%6%7%7.0%28%7%
data-sort-value="Doringo, Mimi" align="left" Mimi Doringo Makabayan0.1%1%
data-sort-value="Drilon, Franklin" align="left" Liberal8%13%12%16.1%14.5%15.3%17%18%15.8%12%
data-sort-value="Duterte, Paolo" align="left" HNP13%14%13.1%15.1%13.8%15%20%16.3%18%
data-sort-value="Duterte, Rodrigo" align="left" PDP25%53%47.7%38%38%38.7%33%33%38.0%36%25%
data-sort-value="Duterte, Sebastian" align="left" PDP13.5%16.8%14.9%18%22%19.1%18%
data-sort-value="Eleazar, Guillermo" align="left" Reporma7%8%10.4%4.8%9.8%4%5.4%
data-sort-value="Espiritu, Luke" align="left" Luke Espiritu PLM1%0.4%
data-sort-value="Failon, Ted" align="left" Independent14.6%18.8%13%12.2%23%
data-sort-value="Floranda, Mody" align="left" Mody Floranda Makabayan0.4%0.2%
data-sort-value="Frasco, Christina" align="left" Lakas2.8%2%1.6%
data-sort-value="Frasco, Duke" align="left" Duke Frasco NUP1.4%2.8%1.0%
data-sort-value="Gadon, Larry" align="left" KBL5%4%4.6%3.4%3.5%1%1.9%
data-sort-value="Garcia, George" align="left" Independent0.9%
data-sort-value="Garcia, Gwendolyn" align="left" One Cebu4%5%5.2%5.9%3%
data-sort-value="Gatchalian, Rex" align="left" NPC10%
data-sort-value="Go, Bong" align="left" PDP20%68.7%49%53%40%44.2%50%32%36.6%45%49%40.3%33%18%
data-sort-value="Golez, Ferdinand" align="left" Ferdinand Golez Independent0.6%1%
data-sort-value="Gomez, Richard" align="left" PFP7%14%11%11.6%12.7%9.9%8%9%9.5%
data-sort-value="Gonzales, Aurelio Jr." align="left" Lakas0.9%
data-sort-value="Gordon, Dick" align="left" Bagumbayan6%16%14%14.8%17.6%12.0%15%18%17.3%10%
data-sort-value="Gutoc, Samira" align="left" Samira GutocAksyon1%2.1%2%
data-sort-value="Guttierez, Barry" align="left" Akbayan0.9%1.5%
data-sort-value="Honasan, Gregorio" align="left" Reform PH10%19%18%23%17.5%17.6%18.6%17%23%21.5%13%
data-sort-value="Jubahib, Edwin" align="left" PFP0.5%
data-sort-value="Kapunan, Lorna" align="left" Aksyon3.4%2.9%
data-sort-value="Lacson, Panfilo" align="left" Independent16%36.9%32%32%32%28.6%34%32%32.2%34%44%35.5%29%24%
data-sort-value="Langit, Rey" align="left" PDP1%1.3%1.7%1%
data-sort-value="Lapid, Lito" align="left" NPC17%25.3%26%20%30%25.4%22%21.4%28%33%24.7%16%20%
data-sort-value="Lee, Wilbert" align="left" Aksyon0.4%1.4%14%1.1%
data-sort-value="Llamas, Ronald" align="left" Akbayan0.6%0.1%
data-sort-value="Magalong, Benjamin" align="left" NPC3.1%2.1%2.4%
data-sort-value="Mandanas, Hermilando" align="left" PDP2%0.6%2.1%1.2%0.6%
data-sort-value="Marcoleta, Rodante" align="left" PDP3%8%2.4%2.2%4.3%3%6%3.3%15%
data-sort-value="Marcos, Liza Araneta" align="left" PFP6.0%
data-sort-value="Marcos, Imee" align="left" Nacionalista18%55.8%39%42%35%32.1%29%27%33.8%28%33%29.8%29%25%
data-sort-value="Martinez, Eric" align="left" PDP0.8%
data-sort-value="Mata, Richard" align="left" Richard Mata Independent0.4%1%
data-sort-value="Matula, Sonny" align="left" WPP1%
data-sort-value="Maza, Liza" align="left" Gabriela0.1%1%
data-sort-value="Montano, Cesar" align="left" Independent8.4%7.1%6%7%5.2%
data-sort-value="Moreno, Isko" align="left" Aksyon14%36.5%35%32%45%31.5%27%27%31.7%23%
data-sort-value="Nepomuceno, Ariel" align="left" Ariel Nepomuceno Independent0.3%
data-sort-value="Neri, Victor" align="left" Independent3%2.2%3.8%2.9%2%3%2.3%
data-sort-value="Ong, Willie" align="left" Aksyon24.7%21%17%35%24.6%21%41%18.3%20%28%19.8%
data-sort-value="Osmeña, Serge" align="left" Independent 6%
data-sort-value="Pacquiao, Manny" align="left" PROMDI19%37.2%26%28%43%33.7%32%33.5%32%34%31.9%29%18%
data-sort-value="Panelo, Salvador" align="left" PDP2%3%0.8%2.5%2.4%2.5%
data-sort-value="Pangilinan, Francis" align="left" Liberal8%19.8%19%15%22.2%14.9%19.2%17%17%20.5%30%15%
data-sort-value="Pichay, Prospero Jr." align="left" Lakas0.9%0.9%
data-sort-value="Pimentel, Kathryna" align="left" PDP4%5.7%4.1%
data-sort-value="Piñol, Emmanuel" align="left" NPC2%3.5%
data-sort-value="Querubin, Ariel" align="left" Nacionalista1.0%2.8%3%5%2.7%3%
data-sort-value="Quiboloy, Apollo" align="left" Independent0.2%0.6%1.0%
data-sort-value="Ramos, Danilo" align="left" Danilo Ramos Makabayan0.6%2%
data-sort-value="Recto, Ralph" align="left" Nacionalista7%14%15%18.8%13.9%15.8%14%12.5%
data-sort-value="Remulla, Jesus Crispin" align="left" NUP1%3.6%
data-sort-value="Revilla, Bong" align="left" Lakas13%63.8%32%35%32%29.6%30%29.9%38%44%35.9%14%24%
data-sort-value="Revillame, Willie" align="left" Independent19.4%13%18%25.9%14.3%15%19%
data-sort-value="Robredo, Leni" align="left" Liberal10%50.9%15%17%23%13.6%11.7%27%8%
data-sort-value="Rodriguez, Rufus" align="left" CDP3%3%
data-sort-value="Rodriguez, Vic" align="left" Independent0.9%0.4%1%2%1.0%
data-sort-value="Romualdez, Martin" align="left" Lakas5%53.4%
data-sort-value="Romualdez, Yedda Marie" align="left" Lakas1.5%2.4%4.0%
data-sort-value="Roque, Harry" align="left" PRP4%8%7%5.0%5.8%5.9%2%5%3.6%4%
data-sort-value="Roxas, Mar" align="left" Liberal10%11%15%13.6%11.7%15.9%13%9.8%
data-sort-value="Salvador, Phillip" align="left" PDP6%3.9%3.6%5.4%4%6%8.1%7%
data-sort-value="Sanchez, Korina" align="left" Independent11.5%8.1%
data-sort-value="Santos, Vilma" align="left" Nacionalista3%23.6%12.1%
data-sort-value="Singson, Allen" align="left" Allen Singson Independent0.7%0.6%
data-sort-value="Singson, Chavit" align="left" NPC6%6.1%5%
data-sort-value="Sotto, Tito" align="left" NPC18%68.9%42%48%53%51.8%52%32%50.4%44%50%48.0%37%34%
data-sort-value="Sotto, Vico" align="left" Independent18%35%
data-sort-value="Taberna, Anthony" align="left" Independent3.7%
data-sort-value="Teodoro, Gilbert" align="left" PRP5%18%19%15.2%12.6%26%16.8%14%12.7%7%
data-sort-value="Tolentino, Francis" align="left" Independent 6%63.6%28%33%16.7%22%17.6%34%34%13.5%29%14%
data-sort-value="Trillanes, Antonio" align="left" Aksyon6%10%11%13.0%10.2%12%
data-sort-value="Tulfo, Ben" align="left" Independent30.5%43%40.9%45%57%46.6%26%
data-sort-value="Tulfo, Erwin" align="left" Lakas32%64.5%60%76%52%57.1%58%37%58.0%58%60%60.8%42%54%
data-sort-value="Villafuerte, Luis Raymund" align="left" NUP2%2.8%2.8%
data-sort-value="Villar, Camille" align="left" Nacionalista6%17%21.0%13%21%
Don't know 3% 1% 3.5% 2.6% 2.4% 7%
Refused 4% 3% 1.7% 2.1% 1.5%
None 7% 1.0% 1.9% 3.2%
Invalid votes (13 or more names)

Per party

Seats won

Date Pollster
2024
Aug 28–Sep 2OCTA1101022310103
Jun 26–Jul 1OCTA1101023310103
Jun 17–24Pulse Asia1101021300102
Mar 14–19Publicus Asia1200121301001
Mar 11–14 OCTA1201022310103
Mar 6–10 Pulse Asia1201023300103
Feb 21–29Oculum1201122300103
2023
Dec 10–14 OCTA1101022200112
Sep 30–Oct 4 OCTA1201022200102
Sep 20–30 RP-MDF1102121210102
Apr 15–18 SWS1100022200112

Seats after the election

Totals may not add up to 24 due to margin of error.

Date Pollster
2024
Aug 28–Sep 2OCTA111010364101107
Jun 26–Jul 1OCTA111010374101107
Jun 17–24Pulse Asia111010354001106
Mar 14–19Publicus Asia112001354010105
Mar 11–14 OCTA112010364101107
Mar 6–10 Pulse Asia112010374001107
Feb 21–29Oculum112011364001107
2023
Dec 10–14 OCTA111010363001116
Sep 30–Oct 4 OCTA112010363001106
Sep 20–30 RP-MDF111021363101106
Apr 15–18 SWS111000363001116

Notes and References

  1. Web site: Peers Agency . 2024-11-16 . www.peersph.org.
  2. Web site: PUBLiCUS Asia, Inc. . PAHAYAG Senate Preference Survey: Bong Go Leads, But Nearly Half of Voters Open to Change . 2024-10-21.
  3. Web site: Social Weather Stations SWS confirms survey item for Stratbase Consultancy on voting preferences for Senators in the 2025 elections . 2024-10-01 . www.sws.org.ph.
  4. PUBLiCUS Asia, Inc. . publicusasia . 1840632674702045186 . PAHAYAG 2024 Third Quarter .
  5. Web site: September 2024 Ulat ng Bayan Senatorial Pre-Election Preference probe . 2024-10-01 . Pulse Asia Research Inc. . en-US.
  6. Web site: September 19, 2024 . Tulfo brothers, Sotto, Go top latest OCTA senatorial survey . GMANetwork.com . September 19, 2024 . en-US.
  7. Web site: Joahna Lei . Casilao . June 18, 2024 . Erwin Tulfo keeps lead in OCTA's senatorial survey . GMANetwork.com . June 19, 2024 . en-US.
  8. Web site: June 2024 Ulat ng Bayan Senatorial Pre-Election Preference probe . July 15, 2024 . Pulse Asia . en-US.
  9. Web site: Former President Duterte slips from top spot in 2025 Senatorial race - PAHAYAG Survey . live . https://web.archive.org/web/20240630191903/https://www.publicusasia.com/posts/press%20release/former-president-duterte-slips-from-top-spot-in-2025-senatorial-race-pahayag-survey . 2024-06-30 . 2024-06-30 . www.publicusasia.com . en.
  10. Web site: April 4, 2024 . Erwin Tulfo leads OCTA Research senatorial survey . GMANetwork.com . April 4, 2024 . en-US.
  11. Web site: March 2024 Nationwide Survey on 2025 Senatorial Election . April 4, 2024 . Pulse Asia . en-US.
  12. Web site: January 2, 2024 . Pelonia . Ada . Erwin Tulfo leads OCTA's 2025 senatorial survey anew . April 4, 2024 . DZRH . en-US.
  13. Web site: De Vera-Ruiz . Ellalyn . October 23, 2023 . Erwin Tulfo still most preferred bet for 2025 senatorial race — survey . April 4, 2024 . Manila Bulletin . en-US.
  14. Web site: Sotto, Go lead 2025 senatorial survey — RPMD . October 16, 2023 . Manila Standard . April 4, 2024.
  15. Web site: June 13, 2023 . SWS confirms survey for Mr. Arnel Ty on voting preferences for Senators (aided) . March 31, 2023 . SWS . en-US.
  16. Web site: Untalan . Sherylin . 2024-04-30 . Ex-president Duterte, Sotto, Tulfo top potential senatorial bets in survey . 2024-07-01 . GMA News Online . en.