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Case Description
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Mark Degner, a 12-year-old boy, disappeared on February 10, 2005, from Jacksonville, Florida. Mark, along with his 13-year-old friend Bryan Hayes, left Paxon Middle School after an argument with a teacher at around 1:15 p.m. Both boys were special education students, and their sudden departure from school sparked immediate concern. Witnesses reported seeing Bryan get into a car, although it remains unclear if Mark was with him at the time. Neither boy took any personal belongings with them, incl ...Read More
Last Seen: Feb 10, 2005
Last Seen: Feb 10, 2005
Links to Additional Sources (9)
See any mistakes?Victim Details
Dec 18, 2009
Jan 20, 2022
Mark
Degner
32
12
61 inches
100 lbs
White / Caucasian
Male
Feb 10, 2005
Jacksonville
Florida
Duval County
32216
192
26066
Jacksonville Sheriff's Office
Jacksonville
Florida
Duval County
32202
Dennis Sullivan
Detective
501 East Bay Street, Florida
9046300500
County
Law Enforcement
2005-123616
2005-02-10
Jacksonville Sheriff's Office
Brown
Hazel
Hazel
11/09/2025
Area Last Seen:







