The name Olwen is a Welsh baby name. In Welsh the meaning of the name Olwen is: White footprint. In 'Culhwch and Olwen', one of the Welsh stories from the 'Maginogion', the Olwen were white flowers growing in the heroine's footprints.
Origin of the name Owen: A name of uncertain derivation. Some believe it to be from the Welsh oen (lamb). Others feel it is from the Gaelic Loghunn (youth), and yet another suggestion is that it is the Welsh form of the Latin Eugenius (well-born, noble).