Family History and Genealogy Resources by Surname
Warrender Surname Origin
From Warren, and der, from the old British dour, water, probably given to a Warren who lived near some water or river.
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.
Warrender Surname Meaning and Family Facts
There is more to Warrender family history than the origin of your surname:
A Warrender Family History Thought:
'If man cares not for his roots, then how can he care for his branches?' --Doyle M Davis