Margaret A. Rickenbach, 76, was born September 16, 1950, in Detroit, Michigan. She passed away on Monday, October 12, 2026, in Terre Haute, Indiana. Peggy, as she was often referred to by her friends, worked as a child care provider most of her life. Margaret was one of six children of Martha Jane and Richard Clark who predeceased her in death. She was raised in a military family and lived in many states across the United States before settling in Terre Haute. Margaret was preceded in death by son Kevin Wayne Clark and granddaughter Breanna Clark. She is survived by two sons, Joseph Allen Duregger and William James Duregger, and her daugher in law Billie Clark. Margaret leaves behind 6 grandchildren and 21 great grandchildren. Margaret also leaves two sisters, Karie Ennis of Bradenton, Florida, Sharon Earl (Joe) of Rockville, Indiana, two brothers David Clark of Splendora, Texas, and Rick Clark (Janet) of Spring, Texas. Margaret was preceded in death by a sister, Vicki Harmon, of Vincennes. Margaret also leaves behind a very large extended family, that she was close with. Margaret loved the sun and the beach. She loved to have a good time, loved to laugh, and loved jewelry. Margaret was also very generous throughout her life. A Celebration of Life for Margaret will be held on Wednesday, October 21, 2026 at Rose Lawn Funeral Home, with visitation from 4:00 – 6:00 pm, followed immediately by a service.