|Santa Cruz familicide|
|Date|| December 24, 1966|
|Location(s)||Santa Cruz, Philippines|
On December 24, 1966 a farmer hacked to death his wife, their three children, as well as his wife's aunt, and his sister-in-law in Santa Cruz, a village in southern Philippines. The 30-year-old, who was reportedly angered by the upcoming marriage of his sister-in-law, whom he had kept as a second wife, to another man, was arrested by police.