St. David S Cathedral - St David's Cathedral (Welsh: Eglwys Gadeiriol Tyddewi) Is Situated At St David's In The County Of Pembrokeshire In The South-west Of Wales. The Cathedral Is Named After Saint David (c. 500–589) (Welsh: Dewi Sant), Who Was A Welsh Bishop During The 6th Century. He Was Later Regarded As A Saint And As The Patron Saint Of Wales. Photo