List of Famous people who died at 23

River Jude Phoenix was an American actor, musician, and activist.

Selena Quintanilla-Pérez was an American singer, songwriter, spokesperson, businesswoman, model, actress, and fashion designer. Referred to as the "Queen of Tejano music", her contributions to music and fashion made her one of the most celebrated Mexican-American entertainers of the late 20th century. Billboard magazine named her the top-selling Latin artist of the 1990s decade, while her posthumous collaboration with MAC cosmetics became the best-selling celebrity collection in cosmetics history. Media outlets called her the "Tejano Madonna" for her clothing choices. She also ranks among the most influential Latin artists of all time and is credited for catapulting a music genre into the mainstream market.

Otis Anderson Jr. was an American football running back.

August Ames was a Canadian pornographic actress and model. She appeared in almost 290 movies, including a non-pornographic film in 2016, and was nominated for several AVN Awards. In 2017, at the age of 23, Ames committed suicide after a particular event of social media backlash following a tweet she posted.

Grégory Jean-Paul Lemarchal, known professionally as Grégory Lemarchal, was a French singer who rose to fame by winning the fourth series of the reality television show Star Academy, which was broadcast on the TF1.

Bobbie Jo Stinnett was a pregnant 23-year-old American woman found murdered in her home in Skidmore, Missouri. The perpetrator, Lisa Marie Montgomery, then aged 36, strangled Stinnett and cut Stinnett's unborn child, eight months into gestation, from her womb. The baby was safely recovered by authorities and returned to the father.

Catherine Daisy Coleman was an American sexual assault victim advocate who was the subject of the 2016 documentary film Audrie & Daisy, for which she received a Cinema Eye Honor. Coleman co-founded the non-profit organization SafeBAE, which was aimed at preventing sexual assault in schools. She died by suicide at the age of 23.

Marwan Yousef Mohamed Rashid Lekrab al-Shehhi was the hijacker-pilot of United Airlines Flight 175, crashing the Boeing 767 into the South Tower of the World Trade Center as part of the September 11 attacks.

Ian Kevin Curtis was an English singer-songwriter and musician. He was the lead singer and lyricist of the post-punk band Joy Division and recorded two albums with the group: Unknown Pleasures (1979) and Closer (1980). Curtis was known for his bass-baritone voice, dance style and songwriting typically filled with imagery of desolation, emptiness and alienation.

Michel Charles-Émile Trudeau was the youngest son of Canadian Prime Minister Pierre Trudeau and Margaret Trudeau and the younger brother of current Prime Minister Justin Trudeau. He died in an avalanche on November 13, 1998, while skiing in Kokanee Glacier Provincial Park.

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.