Hall
If your last name is ‘Hall’ then your ancestors will have likely worked in a home or ‘hall’ doing any number of jobs from cleaning to serving.
Kuznetsov, Panday, Ferraro, Lefevre, Kovac, Changhelk, Smed, etc.
According to dictionary.com ORIGIN OF HILDEBRAND< Old Norse Hildibrandr, equivalent to hildr battle + brandr sword. EIther way bad @$$ though
no one likes a smart @$$