Thailand School Shooting Horror: Teenage Gunman Kills Grandparents, Students

A tragic school shooting unfolded at Debsirin Nonthaburi School, just outside Bangkok, on a Friday morning, leaving several people dead and numerous others injured. A 14-year-old student, identified as the perpetrator, opened fire at the school, reportedly targeting teachers, before ultimately taking his own life. The incident plunged the community into chaos and fear, prompting an urgent response from authorities and reigniting national debates on gun control.

The attack began around 10 am local time, as final classes of the week were underway. The shooter, who lived with his grandparents, reportedly killed them before heading to the school. Inside, he stalked from room to room, firing 26 rounds from a 9mm handgun, which police believe belonged to his grandfather. Eyewitness accounts from students paint a harrowing picture; a seventh-grader recalled her teacher being shot while talking to her, while another 18-year-old initially mistook the sounds for firecrackers. Many students described a terrifying escape, with one girl recounting how she had to climb over the school fence with friends to flee the ongoing violence.

The immediate aftermath was one of panic and heartbreak. Paramedics rushed to the scene, loading the wounded into ambulances and transporting them to hospitals. Rescue workers described treating students with gunshot wounds to the arms, back, and chest. Among the fatalities were several teachers, including one male teacher found dead on an upper floor and a female teacher who succumbed to chest and arm wounds despite 30 minutes of CPR. The national police confirmed that the suspected shooter was among the fatalities, having died from an apparent self-inflicted gunshot wound either at the scene or on the way to the hospital. Initial reports varied, but casualties included the suspect, his grandparents, and at least five teachers, with over 30 people injured, some critically.

Investigations into the motive and background of the shooter are ongoing. While a teacher at Debsirin Nonthaburi School described him as a “good kid with good study records” and not known to be aggressive, Prime Minister Anutin Charnvirakul indicated that the shooter had been under stress related to his schooling. Police gathered information from a close friend of the suspect, suggesting that a potentially strict grandmother, who was a teacher, might have contributed to his stress. The Prime Minister also noted that the shooter's actions appeared “well planned” with “clear steps and clear goals.” Thailand’s deputy interior minister further described the 14-year-old as an “avid gamer,” based on evidence collected at his home. The 9mm handgun used in the attack was reportedly posted on his Instagram in April, according to preliminary information, and forensic officers noted the shots were “quite accurate,” hitting “vital spots.”

This tragic incident is not isolated, but rather part of a disturbing pattern of gun violence in Thailand. It marks the deadliest mass shooting in the country in years and the second at a school this year alone. In February, a head teacher and a student were shot in southern Thailand. Previous major incidents include a former policeman's rampage in 2022, killing 36 people, mostly preschoolers; a Bangkok market shooting in July 2025 that killed five; a soldier's 2020 rampage in Nakhon Ratchasima that left 29 dead; and a 2023 luxury shopping centre shooting by another 14-year-old that killed two. Thailand has one of the highest rates of gun ownership globally, with over seven million people believed to own guns, more than a million of whom are unlicensed. The ease of acquiring weapons, a thriving black market, porous land borders, and issues with corruption and loose regulation within law enforcement and military circles contribute to the widespread availability of firearms.

The recurrent nature of such violence has renewed urgent calls for gun control reform. While Prime Minister Anutin stated he had tightened regulations, including suspending new gun permits, three years prior when he was interior minister, critics argue that more comprehensive and systematic action is needed. Natthaphong Ruengpanyawut, leader of the opposition People's Party, emphasized that “An act of violence in an educational institution, which should be one of the safest places in our society, serves as a stark reminder for Thai society to seriously and systematically review gun control measures.” The Debsirin Nonthaburi School, with its approximately 3,100 students and 147 teachers, now stands as a somber symbol of the pressing need for change.