John Robert Hollingsworth, Sr. is the Administrator of the Hollingsworth Surname DNA Project and is active in world-wide Genealogical DNA testing research to learn more about our Hollingsworth ancestors and to assist others in their Hollingsworth family research. The Hollingsworth Surname DNA Project currently includes more than 230 members and John's weekly project update (newsletter) is sent to about 300 Hollingsworth researchers in several countries each week. He married Rebecca "Becky" (Webb) Hollingsworth and they are blessed with 3 children and 6 grandchildren. Becky is a Nurse (RN) and enjoyed a successful career in management positions in Medical Review. John is a Mechanical Engineer and spent most of his career working for large Engineering and Construction companies. He is a Professional Engineer (P.E.) and has managed the Mechanical Engineering portion of many large industrial construction projects nationally. John is a member of the Sons of the American Revolution and has placed markers on many previously unmarked graves. John says that he hopes he has made a small contribution by helping to preserve their memories.