Clan Campbell is a Scottish clan that originated in the 13th century. It is one of the largest and most powerful clans in Scotland, known for its influence in the Highlands and Lowlands. The clan's ancestral seat is Inveraray Castle, located in Argyll, and its members have played significant roles in Scottish history, including politics and military affairs. The clan's motto is "Ne Obliviscaris," which means "Do not forget." Clan Campbell has a rich heritage, with notable figures such as John Campbell, 1st Duke of Argyll and Archibald Campbell, 9th Earl of Argyll. The clan's tartan is recognized for its distinctive green and blue patterns.