Ethel Thayer is a fictional character from the play "On Golden Pond," written by Ernest Thompson. She is portrayed as a loving and supportive wife to her husband, Norman Thayer Jr., as they spend their summers at their family cottage on Golden Pond. Ethel is characterized by her warmth, humor, and resilience, often serving as a grounding force for her family. In the story, Ethel navigates the complexities of aging and family dynamics, particularly with her daughter, Chelsea. Her character highlights themes of love, patience, and the importance of cherishing relationships, making her a central figure in the narrative's exploration of life and legacy.