Rio Grande Valley Friends and Families of Murdered Children

Proudly Introduces the RIO PROJECT COLD CASE HOMICIDE DATABASE: A Regional Initiative to Spotlight Unsolved Murders and Amplify the Voices of Victims and Their Families

The Rio Grande Valley Families and Friends of Murdered Children (RGV-FFOMC) is honored to announce the launch of the Rio Project Cold Case Homicide Database—a first-of-its-kind initiative designed to centralize and bring public attention to unsolved homicide cases throughout the Rio Grande Valley. This comprehensive and publicly accessible database will be a powerful tool for elevating awareness, supporting grieving families, and encouraging renewed investigative efforts.

Phase I – County Coverage:
The initial rollout will include unsolved homicide cases submitted from the following four counties:
  • Hidalgo County
  • Cameron County
  • Starr County
  • Willacy County

Each entry will be verified and submitted by either:
  • Local law enforcement agencies, or
  • Surviving family members seeking to keep their loved one’s memory alive and case visible.
RGV-FFOMC plans to expand the database to include additional counties across the region as resources allow.

Why This Matters:
Keeping a homicide victim’s case in the public eye not only honors their memory but also increases the likelihood of generating new leads, witnesses, or information that may help bring justice—visibility matters. Awareness saves cases.

How to Submit a Case:
Families or law enforcement agencies wishing to submit an unsolved homicide case for inclusion may do so by completing the official Case Summary -
Cold Case Submission - Google Forms

Submission Form
. Submission does not guarantee immediate inclusion; all entries are subject to verification and review.

⚠️ Please Note:

Rio Project Cold Case is not a private investigative service. This initiative is strictly for public awareness and advocacy purposes. All investigative matters remain under the jurisdiction of the appropriate law enforcement agencies.

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167 cases found.
CCR: Unknown
Date Reported: September 16, 1976
VICTIM DETAILS
Name Isidro Limon Jr.
Age 23
Gender Male
Race Hispanic/Latino
SUSPECT DETAILS
Name Unknown
Offense Missing Person (Presumed Murdered)
Cause Unknown
Location Unknown
CASE DETAILS
Status Unsolved
Incident location 1000 Block S. Nebraska
Weslaco Texas, 78596
Hidalgo County
L.E.A Weslaco Police Department

Cold Case Spotlight

Height and Weight: 5'6, 124 pounds Isidro Limon, Jr., age 23 at the time of his disappearance, had left the home of his girlfriend on South Nebraska, headed in the alleyway, north, to his home on Plaza Street. He never made it home. Relatives believe that enemies of Isidro may have had reason to harm him regarding certain "business dealings" or his past relationships with women. Distinguishing Characteristics: Hispanic male. Brown hair, brown eyes. Limon has a one-inch scar on the back of his head. His left ear is pierced. Limon has a widow's peak hairline. He has a tattoo on one of his hands between his thumb and forefinger of the phrase "I Love You Joyce." Limon has a tattoo of his nickname, EZ, above his left knee that is created by a series of dots and connecting lines. He may have a goatee. Medical Conditions: Limon has been diagnosed with Hepatitis C. He has a spinal deformity that causes him to appear slightly hunchbacked and have a unique walk.
CCR: 02-16480
Date Reported: July 9, 2002
VICTIM DETAILS
Name John Doe 8
Age 58
Gender Male
Race Caucasian/White
SUSPECT DETAILS
Name Unknown
Offense Murder
Cause Unknown
Location Unknown
CASE DETAILS
Status Unsolved
Incident location 9 1/4 north of Bentson Palm rd. south of Serenidad Ave.
L.E.A Hidalgo County Sheriff's Office

CCR: Unknown
Date Reported: March 13, 1993
VICTIM DETAILS
Name Victoria Ybarra
Age 29
Gender Female
Race Hispanic/Latino
SUSPECT DETAILS
Name Unknown
Offense Murder
Cause Blunt Force
Location Unknown
CASE DETAILS
Status Unsolved
Incident location Kenyon Rd & Mile 19
Edinburg TX, 78539
Hidalgo
L.E.A Hidalgo Co. Sheriff's Office

Cold Case Spotlight

Two decades have passed since a devoted mother of three was found dead in a field near the city of Edinburg. Her oldest daughter was only 7 years old at the time of her death. Victoria Ybarra was described as a beautiful 29-year-old who lived in Edinburg. But her death remains unsolved. The year was 1993. On March 13, two teenagers were driving around Kenyon Road and Mile 19 in the city of Edinburg. While hunting, the two boys discovered Ybarra’s body in a field and called authorities.
CCR: 11-39412
Date Reported: September 18, 2011
VICTIM DETAILS
Name Elias Alvarado
Gender Male
Race Hispanic/Latino
SUSPECT DETAILS
Name Unknown
Offense Murder
Cause Blunt Force
Location Unknown
CASE DETAILS
Status Unsolved
Incident location San Bernardino Dr.
Alamo Texas, 78516
Hidalgo
L.E.A Hidalgo Co. Sheriff's Office

CCR: 2014-00008696
Date Reported: February 4, 2014
VICTIM DETAILS
Name David Means
Age 22
Gender Male
Race Caucasian/White
SUSPECT DETAILS
Name 23-year-old Joseph Espinoza, 23-year-old Hector Nicolas Medina-Castillo and 23-year-old Luz Aurora Rivera-Ibarra
Offense Murder
Cause Gun/Firearm
Location Unknown
CASE DETAILS
Status Unsolved
Incident location 4800 block of La Vista Avenue
McAllen Texas, 78501
Hidalgo County
L.E.A McAllen Police Department

Cold Case Spotlight

Authorities are asking for the public's help in finding three people who have been identified as suspects in connection to a deadly weekend home invasion in McAllen. A home invasion off the 4800 block of La Vista Avenue left Arturo Hinojosa and David Means dead on Saturday night. McAllen police reported on Tuesday morning that three suspects have been identified. Investigators are looking for 23-year-old Joseph Espinoza on murder and aggravated robbery charges. Espinoza was last seen driving a 2008 Chevrolet Tahoe. McAllen police also reported that 23-year-old Hector Nicolas Medina-Castillo is also wanted on murder and possession of marijuana charges. A third suspect identified as 23-year-old Luz Aurora Rivera-Ibarra is wanted on a possession of marijuana charge. Investigators say two more suspects only known by their nicknames "El Cholo" and "Boxer" still need to be identified. Anyone with information about the suspects or the case is asked to call McAllen Crime Stoppers at (956) 687-TIPS or (956) 687-8477
CCR: Unknown
Date Reported: May 7, 2003
VICTIM DETAILS
Name Gregory Allen Meredith
Age 43
Gender Male
Race Caucasian/White
SUSPECT DETAILS
Name Unknown
Offense Murder
Cause Gun/Firearm
Location Unknown
CASE DETAILS
Status Unsolved
Incident location Old Port Isabel Road and Highway 100
Cameron County
L.E.A Cameron Country Sheriff's Office

Cold Case Spotlight

CAMERON COUNTY, Texas (ValleyCentral) — Murder remains unsolved after 18 years since a body of an almost unidentifiable body was discovered in a canal. Gregory Allen Meredith, 43, body was discovered floating in a canal by a fisherman on May 7, 2003. Cameron County Sheriffs deputies responded to the scene located along Old Port Isabel Road and Highway 100 at 6:45 p.m. Deputies responded after receiving a call from the Laguna Vista Police Department. Officials could not immediately identify Meredith’s body due to severe water damage as well as the fact that his teeth had all been removed, making it impossible to check dental records. Meredith’s body was believed to have been in the canal for two to three days. Meredith’s body was initially reported to have two gunshot wounds, one behind his ear and another at the base of his skull. A preliminary autopsy later revealed that Meredith had eight bullets lodged in his skull. Cameron County Sheriffs Spokeswoman at the time, Elizabeth Anguiano told Valley Morning Star reporters that Meredith was identified as the Federal Bureau of Investigation was able to “get two prints from him.” Fingerprints matched the criminal file of Gregory Allen Meredith out of Bastrop, located southeast of Austin. Authorities told reporters they did not believe the murder was the result of a robbery as Meredith had $115 dollars in his pocket. According to CCSO Meredith was believed to have been involved with a small organization that trafficked meth from Austin. CCSO does have a suspect, however, no arrests have been made. This investigation is ongoing. If you have any information on this case, please call the Cameron County Crime Stoppers at their hotline: (866)-350-5551 or (956)-350-5551.
CCR: 11-26645
Date Reported: June 27, 2011
VICTIM DETAILS
Name Stanley Diah
Age 51
Gender Male
Race African American/Black
SUSPECT DETAILS
Name 11-26645
Offense Murder
Cause Blunt Force
CASE DETAILS
Status Unsolved
Incident location S. Eldora Rd.
Donna Texas, 78537
Hidalgo
L.E.A Hidalgo Co. Sheriff's Office

CCR: 90-010906
Date Reported: July 31, 1990
VICTIM DETAILS
Name Unknown
Gender Male
Race Caucasian/White
SUSPECT DETAILS
Name Unknown
Offense Murder
Cause Unknown
Location Unknown
CASE DETAILS
Status Unsolved
Incident location 1 mile North of Radio Rd on Mccoll East side
L.E.A Hidalgo County Sheriff's Office

CCR: 98-00711
Date Reported: January 12, 1998
VICTIM DETAILS
Name Josefat Rodriguez
Gender Female
Race African American/Black
SUSPECT DETAILS
Name Unknown
Offense Murder
Cause Gun/Firearm
Location Unknown
CASE DETAILS
Status Unsolved
Incident location between 5 1/2 and 6 west of 12 north
L.E.A Hidalgo County Sheriffs Office

CCR: 03-19852
Date Reported: August 17, 2003
VICTIM DETAILS
Name John Doe 10
Gender Unknown
Race Unknown
SUSPECT DETAILS
Name Unknown
Offense Murder
Cause Blunt Force
Location Unkown
CASE DETAILS
Status Unsolved
Incident location N. of 4 Mile Line on Inspiration Rd.
Mission Texas, 78503
Hidalgo
L.E.A HCSO