Ogwyn Davies (1925 – 26 December 2015) was a Welsh artist, born in Trebanos in the Swansea Valley. He studied at the Swansea School of Art before living and working in Tregaron, Ceredigion. He taught art at Tregaron comprehensive school for many years, while also maintaining and developing his independent career as an artist. Amongst his notable students was BBC personality Pat Bell, star of Operation Hospital Food, which also featured TV chef James Martin. He was elected to the Royal Cambrian Academy (RCA) in 1994.