List of Famous people who died at 23

Seung-Hui Cho was a South Korean-born mass murderer responsible for perpetrating the Virginia Tech shooting, killing 32 people and wounding 29 others with two semi-automatic pistols on April 16, 2007, at Virginia Polytechnic Institute and State University in Blacksburg, Virginia, making it the deadliest school shooting in US history. An additional six people were injured jumping from windows to escape. Cho was a senior-level undergraduate student at the university and committed suicide after police breached the doors of Norris Hall, where most of the shooting had taken place. His body is buried in Fairfax, Virginia.

Anna Elisabeth "Anneliese" Michel was a German woman who underwent 67 Catholic exorcism rites during the year before her death. She died of malnutrition, for which her parents and priest were convicted of negligent homicide. She was diagnosed with epileptic psychosis and had a history of psychiatric treatment, which was overall not effective.

Orlando Tive "Baby Lane" Anderson was the prime suspect in the murder of rapper Tupac Shakur. Anderson belonged to the California-based gang known as the Southside Compton Crips. Detective Tim Brennan of the Compton Police Department filed an affidavit naming Anderson as a suspect.

Bryce Alexander Dejean-Jones was an American professional basketball player. He played college basketball for Iowa State University after stints with USC and UNLV, and played professionally for the New Orleans Pelicans of the National Basketball Association (NBA).

Kelly Catlin was an American professional racing cyclist who rode for UCI Women's Team Rally Cycling. Catlin won gold medals in the women's team pursuit at the 2016, 2017, and 2018 UCI Track Cycling World Championships. She also won a silver medal in the same event at the 2016 Summer Olympics.

Seth Adonkor was a French football player of Ghanaian descent, who played as a defender or midfielder.

Ahmed bin Abdullah al-Nami was one of four hijackers of United Airlines Flight 93 as part of the September 11 attacks.

Kevin Nascimento Bueno, better known by his stage name MC Kevin, was a Brazilian singer of funk carioca.

Tray Walker was an American professional football player who was a cornerback for the Baltimore Ravens of the National Football League (NFL). He played college football for the Texas Southern Tigers, and was drafted by the Ravens in the 4th round of the 2015 NFL draft, ultimately playing only one season with the team before his death.

Mohammed Merah was a French, of Algerian origin, self-proclaimed jihadist who admitted to killing seven people, including three children, in several shootings in southwestern France in March 2012. He was killed on 22 March 2012 following a police siege and standoff.