Re the surname TAWIL as a possibility: there is a Rabbi Jonathan Tawil in London whom you can find online. He is of Sephardic origin.
Carole Shaw, London UK
WOLFSBERGEN, BOSMAN: Holland
ZANDGRUNDT (plus variations), SANDGROUND: Warsaw, London and beyond
JACOBOVITCH/JACKSON: Staszow, Poland & London
KOSKOVITCH/KENTON: Staszow, Poland & London