|Cause of death||Suicide|
|Date|| January 15, 1989|
Mariano Dumunlag was a Filipino security guard who killed seven people at a farm in Sumilao, Philippines on January 15, 1989. Dumunlag fired with a rifle at a group of plantation workers at Bando Farm, where he was employed, and eventually committed suicide by shooting himself. Among those killed was a 6-year-old boy.