Claim: Samuel Witwer's middle name is of Russian origin.
Evidence: Samuel Stewart `` Sam '' Witwer -LRB- born October 20 , 1977 -RRB- is an American actor and musician.
Stewart is a Scottish surname -LRB- also used as a masculine given name -RRB- possibly of pre-7th century Old English origin , derived from stigeweard , the genitive prefix stige meaning `` hall '' , and the suffix weard meaning `` guardian '' or `` warden ''.