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Case Description
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Dena Seymour, a 46-year-old woman from Avon, Illinois, was tragically found dead on September 29, 2015. She had been shot multiple times in her home located in the 31200 block of North Alleghany Road in unincorporated Grayslake, a part of Avon Township. The discovery of her body was made around 8:15 a.m. by authorities who responded to the scene. Dena Seymour was described by her loved ones as kind and friendly, and her death left the community in shock and mourning.
The primary suspect i ...Read More
The primary suspect i ...Read More
Links to Additional Sources (7)
See any mistakes?Victim Details
Dena Seymour
Female
White / Caucasian
Avon
IL
2015-09-29
46
Dena
Seymour
11/16/2025





