Mary (Willis) O’Sullivan Overon of N. Chelmsford


Mary (Willis) O’Sullivan Overon, 86, of N. Chelmsford, MA died Friday February 23, 2018 at Leesburg Regional Medical Center in Leesburg, FL.

She was married to the late William T O’Sullivan who died on January 4, 1989 and the late Leonard Overon who died on October 24, 2001.

Born in Lowell, she was the daughter of the late Joseph R. and Agnes Willis. She was a Girl Officer at Lowell High School and graduated with the Class of 1949.

Mary worked at St. John’s Hospital as a Communications Operator for seventeen years, retiring in 1988.  She had previously worked at AT&T for many years.

Mary lived in The Villages, FL for 27 years.  For several years she was a volunteer at The Villages’ Regional Hospital.

Mary enjoyed golf, playing cards, Bingo, Yahtzee, and taking an occasional trip to the casino. Competitive Yahtzee games with her grandchildren were her favorite! She was happiest spending time with her children, grandchildren, and great grandchildren. Her friends would watch her face light up whenever she talked about them! Mary was adventurous and enjoyed travelling whenever she was able. She was a kind and caring person who gave each one of her family and friends a piece of her heart.  Not a day would go by that she was not humming or singing as she went about her routine. Mary will be greatly missed by all whose lives she touched.

She is survived by one son, William T. O’Sullivan II of Ayer; six daughters, Kathleen and her husband, Michael Glasheen of Lowell, Susan Rosa of N. Chelmsford, Colleen and her husband, Paul Humphrey of Tewksbury, Tracy and her husband, James Riley of Lowell, Kelly Velmure of Westford, and Robin and her husband, Todd Bonica of Westford; 22 grandchildren; 12 great grandchildren; brother Edward “Weasel” and his wife, Peggy Willis of Philadelphia, PA; one sister, Alyce McQuade of Merrimack, NH;four sisters-in-law, Sharon Willis of Maryland, Patricia Gagne of Leominster, Elizabeth O'Sullivan of Alexandria, VA and Mary O'Sullivan of Sebring, FL;  and many nieces and nephews.

She was pre-deceased by her son in-law, Steven Rosa, her sister and one of her best friends Anne Buckley, and her brothers Joseph, James, and Jack Willis.

Her visitation will be Friday, March 2, 2018 from 8:30 to 10:00 A.M. followed by her Funeral at 10:00 A.M. from DOLAN FUNERAL HOME, 106 MIDDLESEX ST. CHELMSFORD, with a funeral Mass at 11:00 A.M. at St. Michaels’s Church in Lowell. Burial services will be private. Memorials may be made in her name to Steve’s Place, 31 Warren Ave., Portland, ME 04103 (A Sober House for men owned and run by her grandson) or to American Diabetes Association. ARRANGEMENTS BY DOLAN FUNERAL HOME 978-251-4041.


March 2, 2018
8:30 AM - 10 AM
Dolan Funeral Home


March 2, 2018
8:30AM - 10AM
Dolan Funeral Home/11AM St. Michael's Church
  1. Sheila Canty says:

    Dear Alyce, Todd and family,
    So sorry for your loss. Sending deepest heartfelt condolences to you and yours. From the stories shared by Todd, Mary had to know how loved she was in life which must have brought her great joy and peace. She will be your Guardian Angel now. Thinking of you. Sheila

  2. Marty D Quinn says:

    Sending all of you my deepest sympathy your mom was absolutely one of the coolest of cool. She made everyone she met part of the family. My love, thoughts and prayers are with all of you. May she RIP

  3. Eileen Cataldo Kneeland says:

    To all my wonderful cousins, so sorry to hear of your mom’s passing. She was a wonderful, happy and positive lady . She’s left an amazing! Love you all !

  4. Bill, Sheila Sullivan & family says:

    Dear Sue & Family Was so sorry to read about your Mom’s passing. Please know my thoughts and prayers are with you. Hang onto all the happy memories you have, they will help you through the hard times. Sheila Sullivan

  5. Lisa Nigl says:

    We are so very sorry for the loss of your beloved Mother, Grandmother. Your all in our thoughts. Lisa,Karl,Kurt Brianna Nigl

  6. Laurie Fiore says:

    Colleen & family: Wishing you peace to bring comfort, courage to face the days ahead and loving memories to forever hold in your heart.

    With my deepest sympathy,
    Laurie Fiore

    “Death leaves a heartache no one can heal. Love leaves a memory no one can steal.”

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