The person at the center of this case
Catherine Barbara Davidson (Cathy)
Missing Person · Open
53 years waiting · since 1973
CATHERINE BARBARA DAVIDSON
Justice for Catherine Barbara Davidson (Cathy) — the trail went cold in 1973, but the truth hasn't.
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Key leads to think about
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witness
Lead #1Were there any witnesses at Warren Dunes State Park on September 1, 1973 who saw Catherine or any suspicious individuals?
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location
Lead #2Why would authorities believe her possible death occurred in Chicago when she disappeared in Michigan?
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evidence
Lead #3What specific evidence or leads connected Catherine's case to the Chicago area?
On September 1, 1973, six-year-old Catherine Barbara Davidson disappeared from Warren Dunes State Park in Sawyer, Michigan. Authorities believe she may have died in the Chicago, Illinois area around the same time period. The FBI's Detroit Field Office and Michigan State Police continue to seek public assistance in locating information about this 50-year-old cold case.
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More leads to consider
Beyond the top three above — each detail below could be the thread that pulls this case open.
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clue
Lead #4Has anyone come forward with information about Catherine's whereabouts or what happened to her in the 50 years since her disappearance?
Have information about any of these leads?
Even the smallest detail could be the key to solving this case.
Official wording
Source Narrative
September 1, 1973 Warren Dunes State Park, Michigan The FBI's Detroit Field Office and Michigan State Police are seeking the public's assistance in locating Catherine Davidson. On September 1, 1973, six-year-old Catherine Davidson was reported missing at Warren Dunes State Park in Sawyer, Michigan.
It is believed that her possible death occurred in the Chicago, Illinois, area around the same time period.
Timeline of Events
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1973-09-01
Catherine Davidson reported missing
Six-year-old Catherine Barbara Davidson was reported missing at Warren Dunes State Park in Sawyer, Michigan on September 1, 1973.
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1973-09-01
Possible death in Chicago area
It is believed that Catherine's possible death occurred in the Chicago, Illinois area around the same time period as her disappearance.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:September 1, 1973
Last Updated:October 22, 2026
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Case Information
Incident:September 1, 1973
Last Updated:October 22, 2026