[6] Walter was created High Steward of Scotland and was granted large estates in Renfrewshire and East Lothian.

[5] Walter was one of the commanders of the royal army which defeated Somerled of the Isles (ancestor of Clan Donald) at the Battle of Renfrew in 1164.

[7][8][9] During the Wars of Scottish Independence, James Stewart, 5th High Steward of Scotland swore fealty to Edward I of England.

[5] Walter Stewart, 6th High Steward of Scotland married Marjory, daughter of king Robert the Bruce.

[5] As a family the Stewarts (Stuarts) held the throne of Scotland and later England until the death of Anne, Queen of Great Britain in 1714.

[5] The Dukedom of Albany is a peerage title that was bestowed on some younger sons in the Scottish and later the British royal family, particularly in the House of Stuart.

[5] Robert II's fourth son was Alexander Stewart, Earl of Buchan, who was famed as the Wolf of Badenoch and was responsible for the destruction of Elgin Cathedral.

[5] Sir John's younger son, James Stewart, was killed in 1333 at the Battle of Halidon Hill.

[5] Queen Joanna, widow of James I of Scotland married the Black Knight of Lorne who was descended from the fourth High Steward.

[5] Their son was John Stewart of Balveny who was granted the Earldom of Atholl by his half-brother, James II of Scotland.

The Earls Castle Stewart claim to be the head representatives in the pure male line of the Scottish Royal House of Stuart.