The person at the center of this case
Donella Jean Coultas
Missing Person · Open - Unsolved
46 years waiting · since 1979
Missing Person: Donella Jean Coultas
Justice for Donella Jean Coultas — the trail went cold in 1979, but the truth hasn't.
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Key leads to think about
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person
Lead #1Why did Donella disappear on December 18, 1979? Was she meeting someone or did something unexpected occur?
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evidence
Lead #2What happened to her clothing and personal effects? Were any of her belongings ever recovered?
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witness
Lead #3Who were the last people to see Donella before her disappearance? Did anyone report suspicious activity in South Pasadena that day?
Donella Jean Coultas, a 29-year-old woman, disappeared on December 18, 1979, in South Pasadena, California. She was last known to be in the area wearing a green top under a light blue sweater, dark blue pants, and white tennis shoes. Despite decades of investigation by the Los Angeles County Sheriff's Department, her whereabouts remain unknown and the case remains unsolved.
Case
#4399
Los Angeles County Sheriff's Department-Monterey Park - Homicide Bureau
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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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location
Lead #4Were there any known frequented locations or destinations Donella was traveling to or from?
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Even the smallest detail could be the key to solving this case.
Official wording
Source Narrative
NamUs case MP11495. Missing person: Donella Jean Coultas.
Last known contact: 1979-12-18 in South Pasadena, Los Angeles, CA. Circumstances: Donella was last known to be in South Pasadena, California (Los Angeles County) on December 18, 1979.
Demographics: 29 years, Female, White / Caucasian. Physical description: 5 ft 7 in, 157 lbs, hair: Brown, eyes: Blue.
Clothing and accessories: Clothing: GREEN TOP UNDER LIGHT BLUE SWEATER, DARK BLUE PANTS; Eyewear: CONTACT LENSES; Footwear: WHITE TENNIS SHOES. Investigating agency: Los Angeles County Sheriff's Department-Monterey Park - Homicide Bureau | 081-00078-2610-011 | 1979-12-19.
Timeline of Events
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1979-12-18
Last known contact
Donella Jean Coultas was last known to be in South Pasadena, California. She was wearing a green top under a light blue sweater, dark blue pants, and white tennis shoes, and was wearing contact lenses.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:December 18, 1979
Last Updated:September 9, 2026
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Phone: 3238905500
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Case Information
Incident:December 18, 1979
Last Updated:September 9, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 3238905500
You can remain anonymous