Anderson
1. Scandinavian This last name was originally a typical Scandinavian Patronymic: http://wiki.geni.com/index.php/Patronymics For Scandinavian families it was only introduced as a last name or family name around 1850-1900.
2. Variant of Andrew, Andrieu etc This ancient surname recorded world-wide in over two hundred and fifty spellings, and including as examples Andre, Aindrias, Andrew, Anders, Jendrusch, Vondrak, Dandy, Andriol, Andretti, Ondracek, Vondraeck, Andress, Jedrzejewicz, and Andriuis, is of pre Christian Greek origins.