Diane T. Hubert was 39 when she was killed on April 22, 2007, in Pittsburgh, Pennsylvania. Her death is classified as a homicide, but the account provides few specifics about the circumstances of the killing. The case remains unsolved and is listed among numerous cold homicides in Allegheny County that have not produced sufficient evidence or witness cooperation to move investigations forward.

Advocacy groups such as Project: Cold Case are noted for working to keep victims like Hubert in the public eye, and her family continues to seek answers and closure. Few concrete details are available about suspects, motive, or investigative leads. If anyone knew Diane or has information about what happened in Pittsburgh on April 22, 2007, please come forward.