Frequency: (562)
(number of times this surname appears in a sample database of 88.7 million names, representing one third of the 1997 US population)
1. English, Scottish, and northern Irish: of uncertain etymology: perhaps a derivative of the nickname black heart, or from blackguard, a Tudor term denoting a group of the lowest-class menials in a household.
2. Perhaps also an altered spelling of German Blackert.
See the Key to the Dictionary or consult the General Introduction for further explanation.
