If the identification with Bede's church is correct, Restenneth predates almost every other Christian site in Scotland. Nechtan, who ruled the Picts in the early 8th century, sought architectural guidance from the Northumbrian monastery at Monkwearmouth-Jarrow, asking for masons skilled in building stone churches in the Roman style. The church at Restenneth could be the result of that request -- a Pictish king importing English expertise to build a house of worship on the frontier of Christendom. The archaeological evidence supports an early foundation, even if certainty remains elusive. What is certain is that by 1153, an Augustinian priory was formally established here under the patronage of King Malcolm IV of Scotland, as a daughter house of Jedburgh Abbey.

Restenneth was never grand. By 1501, only two canons lived here, and the priory's annual income was a mere 120 pounds -- compared to the 10,924 pounds that Arbroath Abbey commanded in 1561. The priory was entirely dependent on its mother house at Jedburgh, a relationship that defined its modest scale throughout the medieval period. Various attempts to absorb it into larger institutions failed: a proposed incorporation into the Royal Chapel came to nothing, and King James IV's suggestion that it be folded into the archbishopric of St Andrews was similarly unsuccessful. Priors continued to be recorded until the Reformation, after which the priory was converted into a secular lordship for Thomas Erskine, Viscount Fentoun, in 1606.

Restenneth's most poignant association is with the infant son of Robert the Bruce. John Bruce, youngest child of Robert I and his second wife Elizabeth de Burgh, is reported to have been buried here around 1327. He was the twin brother of David II, who would become king -- a pairing that underscores how thin the line between royalty and oblivion could be in medieval Scotland. Centuries later, among the post-Reformation owners of the priory was George Dempster of Dunnichen, the 18th-century politician and agricultural reformer, who chose part of the choir as a burial site for his own family. The priory's tower, still standing, has watched over these accumulated dead across the centuries.

Today, Restenneth is a scheduled monument, its ruins accessible by a short path from a parking area shared with the Angus Archives. The tower is the only substantial structure that remains, rising above walls that trace the outline of a community that lived, prayed, and was eventually forgotten here. The site was excavated in 1883 by William Galloway and Dr John Stuart, adding archaeological understanding to what documentary records could not fully explain. For visitors, Restenneth offers something increasingly rare: a historic site that feels genuinely remote despite its proximity to a modern town. The fields surrounding the priory have not changed their essential character in centuries. The only sounds are wind and birdsong. It is, perhaps, exactly the kind of place where a Pictish king might have chosen to build a church.