Doe Network

1381DMAZ - William Marshall Sisco, Jr.

William Marshall Sisco, Jr.

Name: William Marshall Sisco, Jr.
Case Classification: Endangered Missing
Missing Since: June 12, 1994
Location Last Seen: Happy Valley, Pima County, Arizona

Physical Description

Date of Birth: September 21, 1961
Age: 32 yrs old
Race: White
Gender: Male
Height: 6'1"
Weight: 165 lbs
Hair Color: Blonde
Eye Color: Hazel
Nickname/Alias: Bill
Distinguishing Marks/Features: Tattoo on upper right arm.


Dentals: Not Available
Fingerprints: Not Available
DNA: Not Available

Clothing & Personal Items

Clothing: Unknown
Jewelry: Unknown
Additional Personal Items: Unknown

Circumstances of Disappearance

On June 12, 1994, William Marshall Sisco, Jr. was in the area of Happy Valley, Arizona with friends panning for gold. Later that night (6/12/1994), William got into a verbal argument with the two friends he was panning gold with. He wanted to leave and his friends did not, and he left on foot. He has not been seen since that time.

Investigating Agency(s)

Agency Name: Pima County Sheriff's Department
Agency Contact Person: N/A
Agency Phone Number: 520-351-4900 / 520-88-CRIME
Agency E-Mail: N/A
Agency Case Number: N/A

NCIC Case Number: M754520259
NamUs Case Number: 28140

Information Source(s)

Pima County Sheriff's Department
Las Vegas Review-Journal

Admin Notes

Added: Prior to 2011; Last Updated: 9/5/2017

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

** Listed information is from the time of disappearance.

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