The following is a list of events affecting Philippine television in 2023. Events listed include television show debuts, finales, cancellations, and channel launches, closures and rebrandings, as well as information about controversies and carriage disputes.

Events January January 1 After nine years and three months of broadcasting in the Philippines, BabyFirst has ceased its broadcast operations across Southeast Asia by First Media (under the Philippine channel distribution by Cable Boss) due to permanent discontinuation of its telecast by the content provider. After five years and eight months of e-sports and gaming broadcast coverage, Cignal TV and Solar Entertainment Corporation (for its pay TV channel distribution since 2020) ceased its broadcast operations of eGG Network in the Philippines as the contract with MEASAT Satellite Systems (under the joint venture of Rocketfuel Entertainment Sdn Bhd.) has terminated on that date due to the closure of the said network in the region that follows the review of the management's decision through changes in business direction. Sky Cable terminated Fight Sports on its line-up for the second time due to the expiration of Sky's contract with the network since April 1, 2021. Meanwhile, the network continued to air via Cignal. Cignal terminated two channels: beIN Sports 1 and beIN Sports 3 on its line-up due to the expiration of Cignal's contract with the said networks. Meanwhile, beIN Sports 1 and beIN Sports 3 continued to air on Sky Cable and G Sat until they ceased operations on April 1, 2024. January 5 - Sonshine Media Network International migrated its broadcast signal reception to digital terrestrial transmission from switching off its analog frequency in nationwide areas after 17 years. January 12 - GMA Network and Viu sealed a five-year deal to air of selected GMA's primetime programs on the latter's streaming service. January 16 - GMA Network launched its Pinoy throwback subchannel on digital terrestrial television, Pinoy Hits. January 23 - ABS-CBN Corporation and GMA Network announced a historic deal for the co-production of the upcoming teleserye, Unbreak My Heart. January 29 - Viva Entertainment launched a secondary over-the-top content platform, Viva Prime, and began its soft operations which include movies and TV series content from the Viva library. It rebranded as Viva One on February 25. January 30 - During the ongoing soft launch since May 9, 2022, Aliw Broadcasting Corporation's IZTV rebranded as Aliw 23. January 31 - Robert P. Galang, who had been leading Cignal TV and TV5 since 2020 officially retired as president and CEO of TV5 Network and is succeeded by Guido R. Zaballero effective February 1. Jane J. Basas assumed the role of president and CEO of Cignal TV while also serving as the president and CEO of MediaQuest Holdings, the holding company of TV5 and Cignal TV.

February February 1 – G Sat terminated IBC, Outdoor Channel and SMNI on its line-up due to the revamping of the provider's channel space assignments. Meanwhile, Outdoor Channel continued to air via Cignal, SatLite, Sky Cable and Cablelink, IBC 13 continued to air via free TV Channel 13 on Analog and Channel 17 on Digital in Metro Manila, Cignal, SatLite, Sky Cable and Cablelink and SMNI continued to air via Channel 39 (digital) in Metro Manila, Cignal and Sky Cable. In addition, G Sat launched All TV, Cinema One and SolarFlix on their line-up. February 4 - Carren Eistrup was hailed as first grand winner of Eat Bulaga!'''s "Bida Next". February 12 - Jeromy Melendez Batac, Marcus Rayden Cabais, Kenji "Kyler" Chua, Gabriel "Vinci" Malizon, Reyster Yton, Kim Huat Ng, and Winston Pineda were hailed of the top seven aspirants will make their debut in South Korea as members of the boy group HORI7ON, following the finale of the survival show Dream Maker. February 13 - Worship, Word & Wonders celebrated its 5th anniversary on Philippine television. February 14 - A day after its debut, the production unit team of ABS-CBN's primetime series, FPJ's Batang Quiapo has apologized to the Muslim community due to a scene where Coco Martin's character Tanggol sought the help of his Muslim friend Abdul–portrayed by Rez Cortez as he was being pursued by the police. Tanggol took refuge in the company of armed Muslim men whom the police were hesitant to take action due to fear of retribution. Muslim Filipinos took offense and criticised the portrayal as reinforcing negative stereotypes against them, with some calling for a boycott of the series. MTRCB chairperson, Lala Sotto-Antonio later released a statement on the said controversy. Senator Robin Padilla, a Muslim, gave a statement regarding the controversial episode. February 16 - GMA Network's secondary international channel GMA Life TV celebrated its 15th anniversary on global television. February 18 - Mary Delle Cascabel was hailed as first grand winner of It's Showtimes "Girl On Fire". February 19 - Swara Sug Media Corporation (a broadcast arm of the Kingdom of Jesus Christ that operates Sonshine Media Network International led by their church leader and televangelist pastor Apollo Quiboloy) has officially signed on via digital terrestrial television frequency on Channel 43 during the first Global Thanksgiving and Worship presentation at the Ynares Center in Antipolo, Rizal. The network covered in Metro Manila and nearby provinces. Channel 43 will be used as the main channel of SMNI News Channel on DTT, while retaining the use of SMNI on Channel 39 as a secondary channel after transitioning from analog to digital signal. The frequency was formerly used by AMCARA Broadcasting Network under blocktime agreement with ABS-CBN Corporation to air its digital channels on ABS-CBN TV Plus. February 21 - Social media personality Toni Fowler and Freshbreed's "M.P.L." did not receive a Strong Parental Guidance (SPG) rating from the Movie and Television Review and Classification Board contradictory to one of its cast's claim that the agency granted the said rating to the controversial music video. In after the MTRCB received a number of complaints regarding the clip's explicit content over the weekend and it has released a statement on the said controversy. February 27 - GMA Network, alongside its sister channel, GTV (owned by Citynet Network Marketing and Productions Inc., a wholly owned subsidiary of GMA Network Inc.), as well as four free-to-air GMA Affordabox digital subchannels (Heart of Asia Channel, Hallypop (until September 20, 2024), I Heart Movies and Pinoy Hits (until September 20, 2024) and three pay TV international channels (GMA Pinoy TV and GMA Life TV and GMA News TV International) have switched its airing of aspect ratio format quality on the channel feed and its programming to widescreen format (16:9) as being converted its mitigation of reception through analog and digital signal reception through free TV and other cable and satellite providers after more than 61 years (for GMA) and after almost 28 years (for GTV) on the usage of broadcast video picture resolution that migrated from fullscreen format (4:3).

March March 4 - Althea Ruedas of Antipolo, Rizal was hailed as first grand winner of Eat Bulaga!'''s "Little Miss Diva". March 6 - Prayer Line celebrated its 5th anniversary on Philippine television. March 7 - Kapuso Mo, Jessica Soho issued an official statement on their Facebook account clarifying the recent K-Pop photo card snatching while on public transportation. Two days after the airing of its episode featuring a girl who reportedly stole over ₱2 million from her family to fund her K-pop merchandise collection. According to the official statement, the KMJS team condemns the trolling and harassment of netizens to their staff to make a statement regarding the story of 'Bea' during one of their recent episodes. Furthermore, the KMJS team clarified that the 'Bea' episode is not intended to demean anyone, but rather to serve as a lesson and warning to the community.

April April 1 - MediaQuest Holdings, through TV5 Network, Inc. launched TV5 in high-definition feed on Cignal TV. On April 16, the main channel has switched its airing of aspect ratio format quality on the channel feed and its programming to widescreen format (16:9) as being converted its mitigation of reception through analog and digital signal reception through free TV and other cable and satellite providers after almost 61 years since its original establishment and after more than 31 years since its re-establishment on the usage of broadcast video picture resolution that migrated from fullscreen format (4:3). April 3 - After 31 years in the Philippines, BBC World News rebranded as BBC News across the globe. April 13 - Cignal launched Media Pilipinas TV (MPTV) on their channel line-up. April 14 - The Benilde Lady Blazers clinched the NCAA Season 98 women's volleyball championship title after defeating the LPU Lady Pirates 2–0 in a best-of-three-game series at the Filoil EcoOil Centre in San Juan, Metro Manila. This was their second consecutive title. April 16 - The Perpetual Altas clinched the NCAA Season 98 men's volleyball championship title after defeating the San Beda Red Spikers 3–0 in winner take-all game 3 of the best-of-three finals series held at FilOil Ecooil Centre in San Juan, Metro Manila. This was their third consecutive title. April 22 - Maximum Groovers of Taytay, Rizal emerged as Eat Bulaga!s Sayaw Bulaga 2023 Dabarkids Edition grand champion. April 23 - Usapang Pamilya celebrated its 5th anniversary on Philippine television. April 27 - After a year and 6 months, Discovery+ has ceased its over-the-top streaming service by Warner Bros. Discovery Asia-Pacific in the Philippines as it focused its efforts to HBO Go and the eventual rebranding of the service as Max on November 19, 2024. April 28 - ABS-CBN Corporation and TV5 Network announced a historic deal for the co-production of the upcoming daytime teleseryes, which officially revived its afternoon programming on July 25 with the premiered of Pira-Pirasong Paraiso and Nag-aapoy na Damdamin. April 30 - The Arellano Chiefsquad clinched the NCAA Season 98 cheerleading competition championship title held at the Rizal Memorial Coliseum. This was their fourth consecutive title.

May May 1 - Sky Cable terminated two channels: Aniplus and K-Plus on its line-up due to the expiration of Sky's contract with the networks. Meanwhile, Aniplus continued to air via Cablelink (until June 1), Cignal and SatLite while K-Plus continued to air via Cablelink (until June 1) and Cignal. May 3 - Rajah Broadcasting Network celebrated its 30th anniversary of broadcasting. May 5–17 - The 2023 Southeast Asian Games took place in Phnom Penh, Cambodia. MediaQuest Holdings (Cignal TV) and their sister companies PLDT-Smart Communications awarded the local rights to the annual games which aired on One Sports, One Sports+, Cignal Play and Smart Livestream. May 6 - Lyka Estrella of General Santos City was hailed as Tawag ng Tanghalan Year 6 Grand Champion on It's Showtime. May 14 The NU Bulldogs clinched the UAAP Season 85 men's volleyball championship title after defeated the UST Golden Spikers 2–0 in the best-of-three game series at the SM Mall of Asia Arena in Bay City, Pasay. This was their third consecutive championship title, and also the team to have a perfect 16-0 record, just like Ateneo did a perfect record in 2017. The DLSU Lady Spikers clinched the UAAP Season 85 women's volleyball championship title after defeated the NU Lady Bulldogs 2–0 in the best-of-three game series at the SM Mall of Asia Arena in Bay City, Pasay. This was their 12th women's volleyball championship title in 5 years since their last title in UAAP Season 80 in 2018. May 21 - Shane Bernabe of Santa Rosa, Laguna (coached by Bamboo Mañalac) proclaimed as the fifth season grand champion of The Voice Kids.