Deputy Sheriff James McMahan

Deputy Sheriff James McMahan

Dallas County Sheriff's Department, Texas

End of Watch Monday, January 16, 1871

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James McMahan

Deputy James McMahan and Deputy Charles Nichols were shot and killed while attempting to arrest a suspect. While the officers attempted to handcuff him he produced a handgun and shot both officers.

The suspect was one of two brothers, John Younger, known as the Younger Gang who shot and killed Deputy Edwin Daniels, of the St. Clair County, Missouri, Sheriff's Department, on March 17, 1874. The brother who murdered Deputy Nichols and Deputy McMahan was also shot and killed in the shootout known as the Roscoe Gunfight. The Younger Gang was also connected to the death of Bureau of Indian Affairs Police Officer Frank West in 1886 by the husband of Bell Starr, an accomplice of the Younger Gang.

Deputy McMahan had served with the agency for one day. He was survived by his wife and is buried in Pioneer Cemetery in Dallas, Texas.


  • Age 27
  • Tour 1 day
  • Badge Not available

Incident Details

  • Cause Gunfire
  • Weapon Handgun
  • Offender Not available

Most Recent Reflection

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Deputy Sheriff McMahan,
On today, the 150th anniversary of your death I would just like to say thank you for your service and sacrifice for the citizens Dallas County. And to your Family and loved ones, I wish to extend my deepest sympathy.


United States Border Patrol

January 16, 2021

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