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Unsolved October 30, 1994 Homicide

Lamar Johnson (Exoneration)

Status Unsolved
Type Homicide
Date October 30, 1994
Location St. Louis, Missouri
Victim Age Unknown
Gender Male

Marcus Boyd was murdered in St. Louis in 1994. Lamar Johnson was wrongfully convicted and spent 28 years in prison before being exonerated in 2023 after the St. Louis Circuit Attorney's office found evidence of a corrupt investigation. Johnson's exoneration highlighted prosecutorial misconduct in St. Louis.

Lamar Johnson (Exoneration) is documented in the ColdCaseIndex database as a homicide case in St. Louis, Missouri. The events are dated to October 30, 1994. The victim is recorded as male. The last known information on record places the case at October 30, 1994, St. Louis, MO.

Within the ColdCaseIndex taxonomy, Lamar Johnson (Exoneration) is filed under Homicide with a status of Unsolved. 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, wrongful conviction, exoneration, Missouri, St. Louis, prosecutorial misconduct, which connect it to related cases across the database.

As of the most recent information compiled here, no arrest has been publicly recorded in the Lamar Johnson (Exoneration) case, and it remains open and unsolved. Cases like this can be reactivated at any time — advances in DNA analysis, forensic genetic genealogy, and renewed public attention have resolved cases that lay dormant for decades.

Primary jurisdiction for the Lamar Johnson (Exoneration) case rests with local law enforcement in St. Louis, supported by Missouri 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.

homicide wrongful conviction exoneration Missouri St. Louis prosecutorial misconduct
Last Known Information
October 30, 1994, St. Louis, MO
Date of Incident
October 30, 1994
Current Status
Unsolved — the case remains open

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  • The local police department or sheriff's office in Missouri, or the state bureau of investigation

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