Case file · Haunting
Mary Gallagher, the headless ghost of Griffintown
Mary Gallagher was murdered and beheaded in Griffintown, Montreal, on 27 June 1879; legend says her headless ghost returns to the corner of William and Murray streets every seven years to look for her head.
1879 CE · 45.49, -73.56 · status: legend
The account
Crowds still gather on the anniversary in the seventh year, most recently on 27 June 2026. Susan Kennedy was convicted of the murder.