Family History and Genealogy Resources by Surname
Theobald Surname OriginGod's power; but in the Saxon Theobald signifies powerful or bold over the people. In the Saxon Psalter theod is the same as gentes, and the English nation is often called Engla-Theod. See Tibbits
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.
Theobald Surname Meaning and Family Facts
There is more to Theobald family history than the origin of your surname:
A Theobald Family History Thought:
Whenever there's a will, you'll see an heir loom.