Mary Cowan

Serial Killer

Mary A. Cowan: The Borgia of Maine

Early Life

Mary A. Cowan, born Mary A. Knight on March 8, 1863, in Plymouth, Maine, was one of several children to Jonathan F. Knights, a Civil War veteran, and Apphia B. Knights (née Sidelinger). She lived on a rural family home in Plymouth until the age of 20, when she married Willis W. Bean, a young farmer from nearby Dixmont.

Crimes

Mary Cowan's criminal activities spanned a decade, from 1884 to 1894. She poisoned two husbands and four children, earning her the moniker "The Borgia of Maine." Her crimes were characterized by their cold-blooded nature and the use of poison. ...

Confirmed Victims: (6)

Gracie Bean , Date of Death: 1884

Mary Cowan - Wikipedia