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⚠️ Warning: Viewer Discretion Advised ⚠️ The following section contains detailed information about serial killers, their crimes, and case details. Some content may be disturbing or graphic, including descriptions of violence, criminal behavior, and sensitive subject matter.
Description
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John Peter Malveaux: A Detailed Account of His Crimes

Early Life

John Peter Malveaux was born in 1964 in Opelousas, Louisiana. Little is known about his personal life, but he was an altar boy as a child and later moved to a trailer park in Lafayette. He married a woman and had six boys. Despite being considered a friendly and respected man by his neighbors, Malveaux had drinking problems and a strained relationship with the local Apostolic Church.

Crimes

Malveaux committed a series of heinous crimes between January and October 1997. His victims were primarily women, and his methods included rape and strangulation. Below is a detailed account of his known victims:
  • Diane Sam: Sexually assaulted and strangled on February 20, 1997, after refusing to have sex with Malveaux. Her body was found at an apartment complex in Opelousas.
  • Carolyn Breaux Nichols: Raped and strangled in July 1997. Her body was found near the St. Landry Parish Airport.
  • Tamika Blake Wilson: Raped and strangled in July 1997. Her body was also found near the St. Landry Parish Airport.
  • Tammy Duplechin Smith: Raped and strangled on October 29, 1997. Her body was found in a rural spot in Evangeline Parish.

Arrest and Investigation

Following the disappearance of Tammy Duplechin Smith, investigators began searching for clues, including locating her car. Malveaux was eventually apprehended on November 4, 1997. He confessed to the crimes and was given four life terms without parole. ...Read More
Victims
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Confirmed Victims: (4)
  • Diane Sam Age: (38), Date of Death: 1997-02-20
  •     ...View 3 additional victims
    Links to Additional Sources (10)
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    Killer's Details

    John Peter

    Malveaux

    1964 Opelousas, Louisiana, United States

    Male

    Black

    Murder (x4), Rape

    Life imprisonment without parole (x4)

    4-5

    January 31 - October 29, 1997

    Louisiana

    November 4, 1997

    Louisiana State Penitentiary — West Feliciana Parish, Louisiana

    07/03/2025