Dr. Robert “Bob” Sproull, 69, of Crystal Beach, FL lost his battles with cancer, October 27, 2019 with his family by his side. Born June 5, 1950 in Alton, he was the son of the late David Sproull and Art and Ginny McDonald of Godfrey. Bob graduated from Purdue University with a PHD in chemical engineering. He began his career at Stone and Webster in Boston, Mass. Later, teaching at Oregon State University. Bob continued on as a chemical engineering consultant which allowed him to travel the world. Bob loved traveling, hiking, bicycling and camping. He enjoyed the outdoors. Along with his parents, he is survived by his children, Dylan Sproull of Alton, Celeste Sproull of Tarpon Springs, FL, and Donavan Sproull of Edwardsville. Also surviving are his brothers and sisters, Nancy Rhodes of Godfrey, Mary (Dennis) Shaw of Dow, Patti McDonald of Rosewood Heights, Roger Sproull of Godfrey and Josephine Sweeney of Grafton. Also surviving are many nieces and nephews and a special friend, Anita Campana of Florida. He was preceded in death by his father, a sister Kathy McDonald and a niece, Stephanie Sproull. Visitation will be from 5:00 p.m. until time of memorial service at 7:00 p.m. Wednesday, November 6, 2019 at Gent Funeral Home in Alton. Reverend Andre’ Dobson will officiate. In lieu of flowers, memorials may be made to the American Cancer Society or Autism Speaks. Online guestbook and information may be found at www.gentfuneralhome.com