KBS Nine O'Clock News (also known as KBS News 9 (KBS 뉴스9 in Korean)) is a South Korean television news broadcasting show broadcast by KBS1. It first premiered on August 31, 1964 as a short news bulletin, but it later expanded and became KBS News 9, which premiered on October 24, 1977. The newscast aired every night at 9 pm to 9:30 pm KST. Choi Moon-jung and Park Ji-won serves as the current anchors for weekdays while Lee Yoon-hee serves as the current anchor for weekends. The program is seen across South Korea, as well as on KBS World service which provides headline tickers in English throughout the newscast. The newscast has news, sports, weather, health, society, as well as other topics.

English subtitles were added to the web stream on October 7, 2024.^{[unreliable source?]}

During the 1980 Gwangju uprising, its coverage was primarily favorable towards the military regime.^{[excessive citations]} In 2017, KBS entered a strike and its airtime was cut.

Between 9:30 and 9:35 pm, local KBS stations outside Seoul opt-out from the national newscast to provide a 15-minute regional newscast in their respective areas. At around 9:45, all stations rejoin Seoul for KBS Sports 9, a sub-newscast airing Korean and international sports news, to be followed by the national weather.

Choi Moon-jong and Park Ji-won currently anchor the weekday edition, while Kim Hyun-kyung and Park So-hyun helm the weekend edition. Lee Yoon-jeong does the sports news on weekdays, and Kim Jong-hyun does it on weekends. The weather forecast is presented by Kang Ah-rang on weekdays, while Choi Hyun-mi does it on weekends.