Clan Mercer of Aldie in Kinross-shire, Scotland; descended from Le Mercer of France, the name meaning silk merchant, the family settling in England in either the 11th or 12th century, and in Scotland shortly after. The first recorded member of the family in Scotland was William le Mercer, who witnessed charters for Kelso Abbey in 1200. Aleumnus, or Alcunus Mercer acquired lands in Tillicoultry in Stirlingshire from Walter Fitzalan. After losing Tillicoultry to the Crown in 1261, Sir Andrew Mercer acquired the lands of Aldie in 1362, was counsellor to the king in 1364 and 1367, and was also ambassador to England and France. He again was rewarded with more lands in 1378 and 1381. Of the cadet houses, the principal family was Mercer of Huntingtower in Perthshire, others included Inchbrakie, Newton, Forgandenny and Kimrain.
Arms: Or, on a fess between three crosses pattee in chief gules and a mullet in base azure, as many bezants.
Crest: A cross or.
Motto: Crux Christie nostra corona (The cross of Christ is our crown).