Eileen Ryan MacWilliam of Deltona, Florida passed away on Tuesday, January 18, 2022 at the age of 94. She was born in Pawtucket, RI. She graduated Cum Laude from Brown University with a BA in chemistry in 1948. She worked as an educator for most of her life, most recently for 30yrs at Seminole Community College (now UCF) as an adjunct professor in the GED department. She was actively involved in Deltona Christian Church and loved her dog Daisey, swimming, gardening, and music. She is preceded in death by their husband Edwin MacWilliam, her parents and siblings. She is survived by her three children Joanne, David and Robert, eight grandchildren, Russell, Douglas, James, Jessica, Nicole, Michelle, Alexander, and Grant, and ten great grandchildren, Evelyn, Adam, Keira, Haley, Peyton, Ethan, Oliver, Christian, Arabelle, and Mustafa. Eileen loved teaching, opera, her dog, and her family. She also was very proud of her garden. She was resilient and very independent. The family would like to thank the staff and caregivers from Home Instead of Volusia County for the care and compassion they showed our loved one. They made it possible for her to live in her own home. Family and friends are invited to attend a memorial service at Deltona Christian Church,960 East Normandy Blvd, Deltona, FL on Saturday, February 26.2022 at 11:00AM. In lieu of flowers, please consider making a donation in their honor to Deltona Christian Church.