Chaves County Sheriff's Department is the main police department in the CW science fiction TV series Roswell, New Mexico.
Jim Valenti was formerly the sheriff until his death. In 2008, Master Sergeant Jesse Manes ran a candidate against Jim, and Jim almost lost the election that year. After his death, his widow became the new sheriff.
- Michelle Valenti, current sheriff
- Jim Valenti (deceased), former sheriff
- Max Evans, former deputy sheriff
- Jenna Cameron, former deputy sheriff
- Joe, deputy sheriff