Tresidder Family History
Tresidder Surname Meaning
Cornish: habitational name from Tresidder in Constantine (Cornwall). The placename derives from Middle Cornish tre ‘estate farmstead’ + an unrecorded Old Cornish personal name Seder or Sider.
Tresidder in Saint Buryan (Cornwall) does not appear to have contributed to the surname.
Source: Dictionary of American Family Names 2nd edition, 2022
