Teenage gunman kills at least 9 in Thailand school shooting outside Bangkok

A 14-year-old gunman kills nine people, including his grandparents, five school staff, and a 12-year-old student, in a shooting rampage at his home and Debsirin Nonthaburi School outside Bangkok. The attacker, who reportedly faced school-related stress, used his grandfather's legally registered 9mm handgun before taking his own life. The tragedy leaves 14 hospitalized and prompts Prime Minister Anutin Charnvirakul to pledge strict new gun control laws restricting public firearm possession.

Debsirin School shooting

• ▪The 14-year-old shooter fatally shot his two grandparents at their family home on the morning of August 7, 2026, before traveling to the school.
• ▪Debsirin Nonthaburi School suspended all classes from August 10 to August 14, 2026, and instructed school staff to work from home following the August 7, 2026 shooting.
• ▪Thai Prime Minister Anutin Charnvirakul pledged to propose a new firearms control law that would restrict the carrying of firearms by the public to only government officials on duty.
• ▪A 14-year-old schoolboy opened fire at around 10 a.m. on Friday, August 7, 2026, at Debsirin Nonthaburi School in Nonthaburi province, northwest of Bangkok, before taking his own life.

Teenage shooter background

• ▪The 14-year-old shooter who opened fire at Debsirin Nonthaburi School on August 7, 2026, lived with his grandparents and reportedly showed signs of stress connected to school.
• ▪Education authorities and a teacher described the 14-year-old shooter as a good student with good grades who was an avid gamer and not aggressive.
• ▪Prime Minister Anutin Charnvirakul stated that the grandmother of the August 7, 2026 Debsirin Nonthaburi School shooter was a teacher who may have been strict, contributing to the boy's stress.

Victim death toll

• ▪Relatives retrieved the bodies of eight victims, including five school staff, the shooter, and his grandparents, from Bangkok's Institute of Forensic Medicine on August 8, 2026.
• ▪The death toll from the August 7, 2026 shooting reached at least nine people, including five school staff members, the 14-year-old shooter, his two grandparents, and a 12-year-old female student.
• ▪A 12-year-old seventh-grade girl died in the hospital on Saturday, August 8, 2026, from critical wounds sustained during the August 7, 2026 Debsirin Nonthaburi School shooting.

Hospitalized injuries

• ▪Fourteen people remained hospitalized on Saturday, August 8, 2026, following the August 7, 2026 Debsirin Nonthaburi School shooting, with seven of them in critical condition.
• ▪Most of the individuals wounded in the August 7, 2026 school shooting were students between the ages of 12 and 14.

Forensic autopsy findings

• ▪Forensic head Wiroon Supasingsiripreecha stated that the gunshot wound on the 14-year-old shooter was consistent with the weapon he used to commit suicide during the August 7, 2026 shooting.
• ▪Wiroon Supasingsiripreecha, head of Bangkok's Institute of Forensic Medicine, stated that most victims suffered a single fatal gunshot wound to the chest or head.

Grandfather's registered weapon

• ▪Forensic officers found that the shooter's shots were highly accurate, with several hitting vital spots on the victims' bodies.
• ▪Thai officials stated that the weapon used in the August 7, 2026 shooting was a small, compact 9mm handgun legally registered to the shooter's grandfather.