The last name Hammond is an English name. It has been derived from a surname that was derived from either the Germanic first name Haimund which meant "home protection" or from the first name Hamund which meant "high protection". Either way it means the same.
Last name Hammond is of English Origin. It is also used as a first name. Meaning of Hammond is "House or home". It was introduced in Germany during the conquest of Norman.
Ask Richard, he might know.
It means high protection