302 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.

Yvonne Ramirez Missing Person Case

Last seen in San Leandro, California on Feb 26, 1999

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Victim Details

Created

Jun 12, 2019

Case Added

Sep 3, 2020

First Name

Yvonne

Last Name

Ramirez

Current Age

Age At Disappearance

Height

64 inches

Weight

120 lbs

Ethnicity

Hispanic / Latino

Gender

Female

Last Seen

Feb 26, 1999

City

San Leandro

State

California

County

Alameda County

Zip Code

94577

Tribal Land

Agency ID

55850

Agency Name

San Leandro Police Department

Agency City

San Leandro

Agency State

California

Agency County

Alameda County

Agency Zip Code

94577

Agency Address

901 East 14th Street, California

Agency Phone

5105772740

Agency Jurisdiction

Local

Agency Type

Law Enforcement

Agency Website

https://www.sanleandro.org/depts/pd/default.asp

Agency Case #

1999-2301

Agency Report Date

Feb 26, 1999

Primary Agency

San Leandro Police Department

Hair Color

Brown

Left Eye Color

Brown

Right Eye Color

Brown

Last Updated

Oct 13, 2026

Area Last Seen:

Case Description

Any updates on this case? Let us know!

Summary based on the NamUs case record (MP57971) and 1 other source

Yvonne Ramirez, a 15-year-old girl from San Leandro, California, was last seen on February 26, 1999. Yvonne was known to have a history of running away from home, and on the day she disappeared, she was last seen by her sister at their family home. Yvonne left without telling anyone where she was going, and since then, she has not made contact with her family.

Described as a Hispanic female with brown hair, Yvonne stood around 5'4" and weighed approximately 120 pounds at the time of her disappearance. Despite efforts by law enforcement and her family, Yvonne's case remains unsolved, and her whereabouts are unknown. Authorities continue to seek any information that might help resolve her case.
Last Seen: Feb 26, 1999

Links to Additional Sources (1)

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Possible Unidentified Matches (1)

Unidentified remains cases whose details are consistent with this person, ranked by how closely they compare. Fields that are unknown in either case are left out of the score.

75%Possible

Jane Doe — San Francisco, California

UP9160 • Found Apr 22, 2011

View case

Sex ✓Female

Age 85%Est. 25–50 vs 15 when missing

Race 60%White

Location 99%14 mi away, same state

TimingFound 12 years after last seen

Height 84%5'2" vs 5'4"

Weight 100%125 lb vs 120 lb

Hair 100%Brown vs Brown

Eyes 100%Brown vs Brown

These comparisons are generated automatically from public NamUs case data and are not confirmed identifications. Only DNA, dental or fingerprint comparison by investigators can confirm an identity. If you believe two cases are connected, contact the agency handling the unidentified case.

Yvonne Ramirez Missing Person Case

Last seen in San Leandro, California on Feb 26, 1999

Victim Details

Case Description

Links to Additional Sources (1)

Possible Unidentified Matches (1)

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