Crime Solvers Central
CSC
218 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.
Case Description
Any updates on this case? Let us know!
Allard Kenneth Lowenstein, a 51-year-old male, was a former Democratic congressman from New York with a passion for social justice. On March 14, 1980, his life was tragically cut short in his law office in Manhattan's Rockefeller Center. A man named Dennis Sweeney, a former student and once a protégé of Lowenstein's during the civil rights movement, walked into his office. After a brief and seemingly calm interaction, Sweeney produced a 9mm semiautomatic pistol and shot Lowenstein multiple tim ...Read More
Victim Details

Allard Kenneth Lowenstein

Male

White / Caucasian

Manhattan

NY

1980-03-14

51

Allard

Kenneth Lowenstein

01/12/2026