Snedden/an/on is a Tweedside District Family -- not clan.

Smith may be Clan MacPherson, Clan Chattan.

Miller would be Clan MacFarlane or Angus District Family.

Johnston would be Clan Johnstone.

Grant would be Clan Grant.

Martin Can would be Clan Cameron or Clan Donald.

Jack is Aberdeen District Family.

Jaffrey is Roxburg District Family.

Not all of your family were Clan, many were district Families.

Take a look to the clan boards:
http://boards.rootsweb.com/topics.ethnic.celtic.scottish/mb....

Lauren McLachlan
President, Scottish Information Society