Daddy Family History
Daddy Surname Meaning
From an unrecorded Middle English personal name *Dad(d)y, perhaps a rhyming pet form of Ad(d)y, which is a pet form of Adam. See Addy, Adey, Dadd, and compare Daddow.
Perhaps from an unrecorded Middle English *daddy, a familiar term for ‘father’; however, there is no evidence for this word before the 16th century (
Source: The Oxford Dictionary of Family Names in Britain and Ireland, 2016
