My Grandmother was from Wales depicts the story of Jane Gertrude Edwards Champlin, a pioneer woman whose grandparents migrated from Wales as children to America in the 1800s, and settled in Enid, Oklahoma. Featured in the book are her family of origin, including her parents, the Reverend Dan Luther and Elizabeth Edwards, her subsequent marriage to Joe Noble Champlin, son of Herbert Hiram Champlin and Ary Delight Noble Champlin, heir to Champlin Oil Refinery, her children and extended family, and her personal life as told by her eldest grandchild, Elizabeth Jane Thomas Rook.