Castlemartin Hundred
Castlemartin was one of seven ancient hundreds in Pembrokeshire, Wales.
History
Initially created by the Marcher Lords of Pembroke in the 14th century from the western part of the pre-Norman Conquest cantref of Penfro, Castlemartin Hundred was confirmed by the Laws in Wales Acts 1535 and 1542.Samuel Lewis, in his Topographical Dictionary of Wales notes:
Lewis believed the hundred, and the parish of the same name, derived from Martin of Tours.
The ruins of an ancient fort exist at Warren, as do several other ancient British and Danish remains along the coast.
Castlemartin Training Area, an artillery range, occupies part of the former hundred.