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Case Description
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In the quiet neighborhood of Hyde Park in Bloomington, Indiana, the life of 18-year-old Jakob Mumper, a promising high school senior and standout swimmer, was tragically cut short on Sunday, September 6, 2020. Jakob, a male student at Bloomington North High School, was a victim of a horrific event that also claimed the lives of his 54-year-old mother, Annamarie Greta Simon-Mumper, and his 26-year-old sister, Emma Mumper. The perpetrator was identified by police as Jakob's 61-year-old father, Jef ...Read More
Victim Details

Jakob Mumper

Male

White / Caucasian

Bloomington

IN

2020-09-06

18

Jakob

Mumper

12/19/2025