The person at the center of this case
Kassaundra Denise Williams Patterson
Missing Person · Open
38 years waiting · since 1988
Missing Person: Kassaundra Denise Williams Patterson
Justice for Kassaundra Denise Williams Patterson — the trail went cold in 1988, but the truth hasn't.
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Key leads to think about
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contact
Lead #1Who made the Mother's Day call to Patterson's mother in 1989, and could it have been Patterson?
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witness
Lead #2What do her three children remember about the morning of her disappearance?
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clue
Lead #3Why are so few investigative details available in this 35+ year old case file?
Kassaundra Denise Williams Patterson, a 33-year-old mother of three, vanished from her home at Silver Leaf Apartments in Haskell, Oklahoma on May 5, 1988, discovered missing when her children woke that morning. Over three decades later, the case remains unsolved with minimal investigative details available, though a mysterious Mother's Day call in 1989 may hold a clue to her fate. Anyone with information about Patterson's disappearance or the unidentified caller is urged to contact the Haskell Police Department.
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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.
🔍
evidence
Lead #4Were there any signs of forced entry or struggle at Silver Leaf Apartments?
Have information about any of these leads?
Even the smallest detail could be the key to solving this case.
Official wording
Source Narrative
NamUs case MP55234. Missing person: Kassaundra Denise Williams Patterson.
Last known contact: 1988-05-05 in Haskell, Muskogee, OK. Circumstances: Patterson was last seen at her residence at Silver Leaf Apartments in Haskell, Oklahoma on May 5, 1988.
Her three children woke up at 6:00 a.m. and discovered she was gone.
She has never been seen again. Patterson's mother got a phone call on Mother's Day in 1989; the caller hung up immediately and has never been identified, and it's unclear whether the caller was Patterson.
Few details are available in her case. Demographics: 33 years, Female, Multiple.
Physical description: 5 ft 3 in, 115 lbs, hair: Black, eyes: Brown. Investigating agency: Haskell Police Department | 2019-226.
Timeline of Events
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1988-05-05
06:00Patterson discovered missing
Her three children woke at 6:00 a.m. and found their mother gone from Silver Leaf Apartments in Haskell, Oklahoma. She has never been seen again.
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1989-05-14
Mysterious Mother's Day call
Patterson's mother received a phone call on Mother's Day 1989; the caller hung up immediately. The caller's identity remains unknown and it is unclear whether the caller was Patterson.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:May 5, 1988 at 6:00 AM
Last Updated:September 27, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 9184823933
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Case Information
Incident:May 5, 1988 at 6:00 AM
Last Updated:September 27, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 9184823933
You can remain anonymous