David Stewart Prince of Scotland, was a 14th century Scottish magnate. He was the eldest son of the second marriage of King Robert II of Scotland

Robert II of Scotland

Robert II became King of Scots in 1371 as the first monarch of the House of Stewart. He was the son of Walter Stewart, hereditary High Steward of Scotland and of Marjorie Bruce, daughter of Robert I and of his first wife Isabella of Mar...

 with Euphemia de Ross

Euphemia de Ross

Euphemia de Ross was the second wife and first Queen consort of Robert II of Scotland.She was a daughter of Aodh, Earl of Ross and Margaret de Graham, Hugh's 2nd wife and daughter of Sir David de Graham of Montrose. She first married John Randolph, 3rd Earl of Moray but the marriage was childless...

. King Robert, on 26 March 1371, the day of his coronation, is styled Earl of Strathearn

Earl of Strathearn

The Mormaer of Strathearn or Earl of Strathearn was a provincial ruler in medieval Scotland. Of unknown origin, the mormaers are attested for the first time in a document perhaps dating to 1115. The first known mormaer, Maol Íosa I is mentioned by Ailred of Rievaulx as leading native Scots in the...

, and on the following day his son David does homage to him under the title of Earl of Strathearn.

On June 19 of the same year, he obtained a charter of the barony of Urquhart. He received the Castle of Braal

Braal Castle

Braal Castle is located by the River Thurso north of the village of Halkirk, in Caithness, northern Scotland. The ruined castle, which dates back to the mid-14th century, was originally known as the Castle of Brathwell.-History:...

 in Caithness

Caithness

Caithness is a registration county, lieutenancy area and historic local government area of Scotland. The name was used also for the earldom of Caithness and the Caithness constituency of the Parliament of the United Kingdom . Boundaries are not identical in all contexts, but the Caithness area is...

 21 March 1375, and he was also given the title Earl of Caithness

Earl of Caithness

Earl of Caithness is a title that has been created several times in the Peerage of Scotland, and has a very complex history. Its first grant, in the modern sense as to have been counted in strict lists of peerages, is now generally held to have taken place in favor of Maol Íosa V, Earl of...

 between that date and 28 December 1377, when he was styled "Earl Palatine of Strathearn and Caithness".

He was involved in a major dispute with his older half-brother, Alexander Stewart, Earl of Buchan, who by 1385 had occupied his castle at Urquhart

Urquhart Castle

Urquhart Castle sits beside Loch Ness in Scotland along the A82 road, between Fort William and Inverness. It is close to the village of Drumnadrochit. Though extensively ruined, it was in its day one of the largest strongholds of medieval Scotland, and remains an impressive structure, splendidly...

. It is uncertain, but it is highly likely that he died in March 1386, and no later than 1389. His wife appears to have been a daughter of Sir Alexander Lindsay of Glenesk, and sister of David Lindsay, 1st Earl of Crawford

David Lindsay, 1st Earl of Crawford

David Lindsay, 1st Earl of Crawford was a Scottish peer who was created Earl in 1398. Many historians believe that Lindsay was also the organiser for the Battle of the Clans at Perth in 1396. Additionally, Lindsay was a noted jousting champion who fought the English champion Lord Welles in a...

. They had a daughter, Euphemia

Euphemia Stewart, Countess of Strathearn

Euphemia Stewart was a medieval Scottish noblewoman, the daughter of David Stewart, Earl Palatine of Strathearn and Caithness. She succeeded to both her father's titles after his death between 1385 and 1389, probably March 1386....

, who succeeded to the earldom.