Hi Lin,
There are 5 Ralph(s) baptisms at St Catwg's Church Cadoxton -
William Ralph bap12 July 1810 , son of Martin & Martha, address ? Father's occupation ?
Mary Ralph bap 13 July 1813 Dau of Martin & Martha, address Abbey, Father's occupation Moulder
Matthew Ralphs bap 8 April 1815, son of Martin & Martha, address Ironworks Cadoxton, Father's occupation Blacksmith
Edward Ralph bap 23 March 1817 son of Martin & Martha, address Abbey, Father's occupation Smith
John Ralph bap 29 August 1819 son of Martin & Martha, address Abbey, Father's occupation Backsmith
Regards
Non