MacKellar Tartan is a distinctive plaid that is associated with the Scottish clan MacKellar. The MacKellar clan has a long heritage, with roots that go through the medieval kingdom Dalriada that covered parts of Scotland and Northern Ireland. The MacKellar descend from Hilarius Bishop of Poitiers around 1230 and the primary family was located in Argyll in the 13th century onwards, before expanding into other regions of Scotland and even overseas. Through the years the clan has played an important part in the story of Scotland as they have been involved in numerous battles and wars. Its MacKellar Tartan is renowned for its distinctive green, blue, as well as yellow stripes. This pattern is believed to represent the clan's connection with the land and to the sea and the warrior's spirit. The MacKellars belong to part belonging to Clan Campbell. Clan Campbell.
The surname is believed to originate from the Latin "Hilarious". In 1470 the MacKellars controlled the land in Ardare within Glassary. The MacKellar Tartan is of modern origin and dates back to the 1930s. Tartans are a common option for kilts as well as other traditional Scottish clothes and are typically used in Highland games as well as other cultural occasions. At present, the MacKellar tartan is still popular among people who have a connection to their clan or who are interested in Scottish heritage and culture.