Dr. Fred George Johnson ("Doc") of Hudson died Saturday, June 5, 2010, at Marlborough Hospital at the age of 91. He is survived by his children: Fred George Johnson Jr., his wife Arlene, David M. Johnson, Sally Ann Wilson and her husband Guy Wilson and two grandchildren, Glenn Wilson and Gordon Wilson, his business partner and care giver, Michael O'Connell. Predeceased by his daughter, Mary Jane Johnson, who died August 1967. A celebration of his life was held on Friday, June 11, 2010, 5-7 p.m., at Duckett-J. S. Waterman & Sons Home of Memorial Tribute, 656 Boston Post Road, Route 20, Sudbury. For additional information, tributes and guestbook, please visit www.duckettfuneralhome.com.