Genealogy / Szczerbacki surname history or town name shidlofchar/shydloviet (Szydłowiec?) [4]

My grandmother, MAIDEN NAME WAS SZCZERBACKI, BORN 1889 MARRIED IN ENGLAND 1910, All I know is she was from poland a place called (shidlofchar or another spelling shydloviet) can anyone tell me if this place is in poland or was it russia in the late 1800.

Or any information on the name szczerbacki or what it means

thanks

email me on sandra1144@hotmail.co.uk