This is a list of at least 351 people executed in Massachusetts, United States.
[1][2] Capital punishment in Massachusetts was ruled unconstitutional and effectively abolished in 1984.
[3] Bracketed question marks ( [?]
In 1900, Massachusetts installed an electric chair in the Charlestown State Prison; all Massachusetts executions in the 20th century, and the remainder of Massachusetts' executions prior to abolition, were carried out by electrocution.
[3] References regarding Michael Monohon[20][21][22][23]