The Tarrant County Constable Ruben Garcia, in conjunction with all Tarrant County Constables and Sheriff’s Office, is saddened to report the death of Deputy Constable Mark Diebold during tactical team qualifications this morning. Deputy Diebold had just finished qualifications when it appears that he had a heart attack, but the official cause of death is still unknown.

Members of the tactical team immediately started CPR and contacted emergency response for an ambulance. Emergency services arrived and transported Deputy Diebold to Alliance Medical Center in Fort Worth, where he was pronounced.

Deputy Diebold is survived by his wife and children.

Sheriff Waybourn was asked to speak for the Constable during this time of grief. When asked he said, “We are all one family. No matter what happens we have our brothers and sisters to rely on for support. No only to support each other, but to rise up and support Mark’s family. They need us more now than ever. Mark was an amazing person, and his light will be missed.”

Funeral arrangements will be announced once finalized by the family. Special thanks to Fort Worth PD for their support during this time of grief.Please see the attached release regarding the death of Deputy Diebold. 

Please be advised that Deputy Diebold was 48 years old at the time of his death.  His birthday was June 28, 1969

Deputy Diebold worked for the Tarrant County Sheriff’s Office from 1994 -2008, and at that point, he transferred to the constable’s office.

All information provided by Tarrant County