The South Frontenac OPP found John Watts, 65, of Ajax, deceased inside a one story cottage on September 18th.
OPP arrested Robert John Watts 23, for a driving offence in Port Hope. Northumberland OPP officers learned that a death may have occurred at a location in South Frontenac and provided information to Frontenac OPP.
Robert John Watts has since been charged with second degree murder.
The cause of death has not been released.