"Harvey" is from the Breton given name Haerviu, which meant "battle worthy" from Breton haer "battle" and viu "worthy". The name was introduced to England by Breton settlers after the Norman Conquest.
Usage
See Special:Whatlinkshere/Etymology:Harvey for a list of articles using this term.
This is an etymology page: a page detailing the origins of terminology used in the series in regards to real world culture and history.