She is survived by her beloved husband of 48 years, John J. Tegan Jr. She was a devoted mother to Patrice McCloskey and her husband Tom of Northborough, John J. Tegan III of Northborough, Karen Padir and her husband Halil of Lexington, and Sarah Hogan and her husband Shannon of Lexington; loving sister to Susan Mellace of Peabody and Virginia DelGreco of Melrose; and devoted grandmother to 11 grandchildren.
Born in Revere and raised in Melrose, she was the daughter of the late Amelio and Flora (Dellaporta) DeStefano. She graduated from Melrose High School in 1959.
A historian and mathematician, Mrs. Tegan took her bachelor's degree in history and education at Regis College and then went on to gain an MST in mathematics from the University of New Hampshire.
She was the founder and co-owner of Communication Technology Services in Marlborough, and had been employed by the towns of Shrewsbury and Durham, N.H. as a mathematics teacher and head of the mathematics department. Among her honors are a Woodrow Wilson Fellowship at Princeton, participation in the Harvard Education Institute at Harvard University, and the Tsongas Institute at the University of Lowell as well as the Peter Farrelly Teaching Award (1993).
Mrs. Tegan was on the Board of Trustees at Regis College. She was a tutor and mentor for Generations, Inc., and Boston Partners in Education; a committee member of the American Cancer Society; co-chair of the Susan G. Komen “Rally for a Cure” golf tournaments; and a pacesetter in Making Strides for the Breast Cancer walk. She enjoyed skiing, golfing, volunteering, and, most of all, spending time with her family and friends.
Calling hours will be held Monday, Feb. 6, from 4 to 8 p.m., in Regis College Fine Arts Center, 235 Wellesley St., Weston. A memorial Mass will be held Tuesday, Feb. 7, at 11 a.m., in the Regis College Hall Chapel. Burial will be private.
In lieu of flowers, memorial donations may be made to Making Strides Against Breast Cancer, American Cancer Society, 30 Speen St., Framingham, MA 01701; the Regis College Fund, or Generations Inc., 25 Kingston St., # 4F, Boston, MA 02111.
For online condolences, visit www.haysfuneralhome.com.