List of Famous people who died at 25

The Dawson College shooting occurred on September 13, 2006, at Dawson College, a CEGEP located in downtown Montreal, Quebec, Canada. The perpetrator, Kimveer Singh Gill, began shooting outside the de Maisonneuve Boulevard entrance to the school, and moved towards the atrium by the cafeteria on the main floor. One victim died at the scene, while another 19 were injured, eight of whom were listed in critical condition, with six requiring surgery. The shooter later committed suicide, after being shot in the arm by a police officer. It was the third fatal school shooting in Montreal, after the École Polytechnique massacre in 1989 and the shooting spree at Concordia University in 1992.

Turki bin Saud Al Kabeer was a Saudi prince and a great-grandnephew of King Abdulaziz, who ruled Saudi Arabia from 1932 to 1953. Turki was a great-grandson of Abdulaziz's sister Noura and her husband, Saud Al Kabeer. Saud was a prominent figure in the majlis of internal advisers to King Abdulaziz.

Leonid Fedorovych Toptunov was a Soviet engineer who was the senior reactor control chief engineer at the Chernobyl Nuclear Power Plant Reactor Unit 4 on the night of the Chernobyl disaster, 26 April 1986.

Mike Towell was a Scottish professional boxer from Dundee, Scotland.

Bruno Boban was a Croatian footballer who played professionally for NK Zagreb. He died while representing Marsonia, after collapsing in a game against Slavonija Požega.

Brett Ross Cantor was an American record label executive, concert promoter and nightclub owner. He was born in New York to Rhonda and Paul Cantor, who managed acts such as B. J. Thomas and Dionne Warwick. In the early 1970s, he and his family moved to the Los Angeles area. In the early 1990s, he served as an A&R executive for the Chrysalis Music Group.

Jovan Henry Allen Belcher was an American football linebacker who played for the Kansas City Chiefs of the National Football League (NFL). He grew up in West Babylon, New York and was a standout high school athlete before attending and graduating from the University of Maine, where he played for the Maine Black Bears football team. Belcher was named an All-American twice in college after switching in his junior year from linebacker to defensive end.

Prakash Shukla or Shiv Prakash Shukla was an Indian gangster and contract killer active during the 1990s majorly in the state of Uttar Pradesh. He was killed on 22 September 1998 in an encounter with the UP STF. He was about 25 at the time of his death.

Zelimkhan Khoussainovich Bakaev is a Chechen singer. He disappeared in Chechnya on 8 August 2017, while on a brief visit to the region to attend his sister's wedding. He is widely believed to have been abducted, tortured, and murdered by the Chechen authorities as part of their systematic persecution of homosexual men.

Travell Mazion was an American professional boxer who held the WBC-NABF super welterweight title from January until his death in July 2020.