Family History and Genealogy Resources by Surname
Throckmorton Surname Origin
A corruption of At Rock-moor-town, 'a town on a rock in a moor,' in the vale of Evesham, Fladbury, Warwickshire, England, whence the name was derived.
Source: An Etymological Dictionary of Family and Christian Names With an Essay on their Derivation and Import; Arthur, William, M.A.; New York, NY: Sheldon, Blake, Bleeker & CO., 1857.
Throckmorton Surname Meaning and Family Facts
There is more to Throckmorton family history than the origin of your surname:
A Throckmorton Family History Thought:
'If man cares not for his roots, then how can he care for his branches?' --Doyle M Davis