Walter Stewart was the 5th High Steward of Scotland, a title he held during the 13th century. He was a member of the Stewart family, which played a significant role in Scottish history. Walter was known for his loyalty to the Scottish crown and his contributions to the governance of the kingdom. He was the son of Walter Stewart, 4th High Steward and Marjorie Bruce, the daughter of Robert the Bruce. Walter Stewart's lineage positioned him as a key figure in the royal succession, and his descendants would later become the kings of Scotland, establishing the House of Stewart.