Anna Mae Aquash

Anna Mae Aquash is documented in the ColdCaseIndex database as a homicide case in Pine Ridge, South Dakota. The events are dated to February 24, 1976. The victim is recorded as 30 years old and female. The last known information on record places the case at February 24, 1976, Pine Ridge Reservation, SD.

Within the ColdCaseIndex taxonomy, Anna Mae Aquash is filed under Homicide with a status of Conviction. A homicide entry documents a killing in which the perpetrator has not been identified, has not been convicted, or where the case is otherwise historically notable. The record is cross-referenced under the themes homicide, Native American, AIM, South Dakota, conviction, Pine Ridge, which connect it to related cases across the database.

The Anna Mae Aquash case ended in a criminal conviction. It is retained in this index as a historically significant case — one whose investigation, prosecution, or aftermath shaped forensic practice, criminal law, or the public understanding of violent crime.

Primary jurisdiction for the Anna Mae Aquash case rests with local law enforcement in Pine Ridge, supported by South Dakota state investigative authorities. The case sits within a wider national picture: the U.S. homicide clearance rate has fallen from roughly 90% in the 1960s to about 54% today, and more than 346,000 homicides recorded since 1965 remain unsolved. ColdCaseIndex documents individual cases like this one to keep them publicly visible and searchable.