David Alan Baldwin, Ph.D., 64, died unexpectedly on May 20, 2020, in Beaufort, SC. He was a physical scientist based in Annandale, VA, with a second residence in Grays Hill, SC. Born in 1955 in Orangeburg, SC, he was the son of the former David E. and Alice S. Baldwin of Hampton and subsequently Beaufort, SC. He graduated from Wade Hampton High School and then received a B.S. in physical chemistry from Furman University and Ph.D. in physical chemistry from the University of Houston. He held a NRC postdoctoral fellowship at the Naval Research Lab in Washington, DC, prior to beginning his career in research and development primarily in manufacturing companies. He owned his own consulting firm, Dielectric Alloys, LLC, was a founder of Great Ball of Light, Inc., and at the time of his death, he was employed by SP Global, Inc., in Gaithersburg, MD. He had a phenomenal array of technical competencies that included semiconductor fabrication, surface science, and sensors and measurement theory among many others. Among his career accomplishments were over 15 patents and 40 research publications. He was a member of Holy Spirit Catholic Church in Annandale, VA, and the People of Praise Christian Community. He became a wedding officiant in 2018. He loved gardening, yard maintenance, and reading, he could fix anything, and he could worry a solution out of any problem. He will be remembered for his larger-than-life personality, humor, deep Catholic faith, brilliance, and great love of family, friends, and all of life. He is survived by his wife Patricia H. Baldwin, sons David Y. and John V. Baldwin, daughter Katherine S. Baldwin-Gray (Dorian Gray), brother Gary J. Baldwin (Maria), and sisters Carole C. and Camille L. Baldwin. A funeral Mass will be held at 1:30 PM on Thursday May 28, 2020, at St. Peter’s Catholic Church on Lady’s Island, Beaufort, SC. In lieu of flowers, memorial donations may be made to www.peopleofpraise.org/donate/ or www.stpetersbeaufort.org.