Doe Network

2990DFCA - Mary Louise Day

Mary Day Mary Day 2 Mary Day AP
Image 3: Age-progressed to 31 years (2/5/1999)

Name: Mary Louise Day
Case Classification: Endangered Missing
Missing Since: Spring 1980
Location Last Seen: Seaside, Monterey County, California

Physical Description

Date of Birth: February 19, 1968
Age: 12 years old
Race: White
Gender: Female
Height: 5'8"
Weight: 120 lbs.
Hair Color: Brown
Eye Color: Brown
Distinguishing Marks/Features: Unknown


Dentals: Not available
Fingerprints: Not available
DNA: Available

Clothing & Personal Items

Clothing: Unknown
Jewelry: Unknown
Additional Personal Items: Unknown

Circumstances of Disappearance

Mary Louise Day was last seen at her home in the spring of 1980. She left for school and never returned.

Some agencies list her disappearance date as July 15, 1981.

Investigating Agency(s)

Agency Name: Seaside Police Department
Agency Contact Person: Inv. Mark F. Clark
Agency Phone Number: 831-899-6863
Agency E-Mail: N/A
Agency Case Number: 0181498

NCIC Case Number: Unknown
NamUs Case Number: 6003

Information Source(s)


Admin Notes

Added: 12/17/10; Last Updated: 1/14/16

Submit an update to this case file.

Questions or comments? Please contact appropriate member of the Area Team

** Listed information is from the time of disappearance.

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