Clan Duncan, also known as Clan Donnachaidh, is a Scottish clan with origins in the Highlands. The clan takes its name from the Gaelic name “Donnchadh,” meaning “brown warrior.” One notable figure from Clan Duncan is Robert Donnachie, a renowned Gaelic poet from the 18th century. His works celebrated the culture and traditions of the Highlands and provided valuable insights into the Gaelic language and way of life. The Duncans were known for their warrior heritage and played significant roles in Scottish history.