The first settlers to Britain were called Picts. For those who have Scottish, Irish or Scots Irish surnames this page of the Electric Scotland website is great for understanding the history of Scotland and Ireland. The Scots who migrated to Ireland are known as the Scots Irish or Ulster Scots.
http://www.electricscotland.com/history/america/scots_irish.htm

http://www.electricscotland.com/webclans/cairney/51.htm. This page gives information on the Picts or Celts.

http://en.wikipedia.org/wiki/Picts#History

Also, Skip Gates is a descendant of Niall of the 9 Hostages.
http://en.wikipedia.org/wiki/Niall_of_the_Nine_Hostages
http://en.wikipedia.org/wiki/Niall_of_the_Nine_Hostages#Descendants

KKK was a Scots Irish creation.

Linda