Saint Gwladys ferch Brychan or St Gladys (Latin-Claudia), was the beautiful Queen of Saint Gwynllyw Milwr.
Gwladys is also the name of: Gwladys ferch Dafydd (died 1300s), Welsh noblewoman, daughter of Dafydd ap Gruffudd Gwladys ferch Dafydd Gam (died 1454), Welsh noblewoman, wife of Roger Vaughan and William ap Thomas Gwladys Beckett (1897–1943) who became Lady Charles Markham and then Gwladys, Lady Delamere Gwladys Épangue (born 1983), French taekwondo athlete Gwladys Evan Morris (fl. 1929), British actress and writer Gwladys F. Hughes (1907–1996), American educator and folklorist Gwladys Nocera (born 1975), French golfer Gwladys Robinson, Marchioness of Ripon
See also Gwladus Ddu (died 1254), Welsh noblewoman, daughter of Llywelyn the Great of Gwynedd Gladys (disambiguation) Gladys (given name)