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Pen-Sieri Inscribed Stone is an early medieval inscribed stone located in Wales and protected by Cadw under reference AN058. The monument bears carved inscriptions that exemplify the commemorative traditions of post-Roman Britain, when such stones served to mark significant individuals or locations within local communities. These inscribed stones typically date from the fifth to seventh centuries and represent a continuation of memorial practices adapted from Roman practices into the early medieval period.
The stone sits upon Neoproterozoic metamorphic bedrock comprising marble and meta-limestone, ancient rocks formed over 540 million years ago during the Earth's late Precambrian age. This distinctive geology shapes the landscape and would have been familiar to those who chose this location for the stone's placement. The selection of such a site suggests deliberate positioning within a meaningful topographical context.
As a surviving example of early medieval epigraphy, Pen-Sieri Inscribed Stone provides evidence of literacy, commemorative practice and settlement patterns in post-Roman Wales. The inscribed text offers insights into the names, languages and cultural continuities of early medieval Welsh communities. Such stones remain invaluable archaeological records, documenting a transformative period in Welsh history when new cultural and linguistic identities were consolidating following the withdrawal of Roman authority.
Pen-Sieri Inscribed Stone is a scheduled monument protected by Cadw under reference AN058. View the official record →
Pen-Sieri Inscribed Stone is an early medieval inscribed stone located in Wales and protected by Cadw under reference AN058.
Pen-Sieri Inscribed Stone dates from the early medieval period, and is classified as a inscribed stone. It is one of over 32,000 scheduled monuments protected across the UK.
Pen-Sieri Inscribed Stone is a Scheduled Ancient Monument, legally protected by Cadw — the body responsible for designating and safeguarding heritage sites in Wales. The official designation reference is AN058.
Several scheduled monuments lie within 10 km, including Barclodiad y Gawres Chambered Tomb (0.6 km), Mynydd Bach round cairn (0.6 km), Pont Aberffraw (2.7 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Pen-Sieri Inscribed Stone's history, each drawn from the record and mapped to the exact spot:
Every location is different. Not every section appears for every place, only what the historical record actually holds turns up in a report.
Pen-Sieri Inscribed Stone stands on Unnamed Metamorphic Rocks, Neoproterozoic, bedrock that formed in the Neoproterozoic. The rock here is marble, meta-limestone.