Trelease Family History
Trelease Surname Meaning
Cornish: habitational name from one or more places in Cornwall named Trelease (Saint Hilary, Ruan Major, Kea, Saint Keverne). The Saint Hilary placename derives from Middle Cornish tre ‘estate, farmstead’ + dy-les ‘profitless’.
The Ruan Major placename derives from Middle Cornish tre + glas ‘green, blue, gray’. The Kea and Saint Keverne placenames derive from Middle Cornish tre + lys ‘court’.
Source: Dictionary of American Family Names 2nd edition, 2022
