Born and raised in Quincy, Illinois, Dr. Paul Obrock graduated from Quincy High School as an Illinois State Scholar. He graduated with a B.A. from Augustana College with a major in Biology, and was selected for the Lilly Foundation Biology Honors Program. He received his training at the Washington University School of Dental Medicine at the Barnes-Jewish Medical Center in St. Louis, receiving the D.M.D. degree in 1983. Following completion of his national boards, he entered practice in association with his father, Dr. Ed Obrock.