Family History and Genealogy Resources by Surname
Mildmay Surname Origin
Said to be derived from the Saxon Mild, soft or tender, and dema, a judge, and was given to one of the early ancestors of the family from his tempering the severity of the law with mercy.
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.
Mildmay Surname Meaning and Family Facts
There is more to Mildmay family history than the origin of your surname:
A Mildmay Family History Thought:
'If you would not be forgotten,
As soon as you are dead and rotten,
Either write things worthy of reading,
Or do things worthy of writing.' --Benjamin Franklin, May 1738