Regolino, Dorothy L. "Nana Dotty" (Tolson) -Of Billerica, Aug. 7th. Beloved wife of the late Carl Regolino. Mother of Carl and his wife Pam of Billerica. Grandmother of Jennifer Fowler and her husband Ben of NH, Krystle Ruvalcaba and her husband Juan of Pepperell and Carl Tiffany and Caitlyn Regolino of Billerica. Great grandmother of Juan, Lukas, Taeo, Dylan, Andrew, Austin, Jaela and Charlie. Dorothy is also survived by many loving nieces and nephews. At the request of the family, funeral services are being held privately in the funeral home. Relatives and friends are invited join the family on Wednesday, Aug. 12th at Oak Grove Cemetery, 230 Playstead Rd, Medford at 10:45am for Interment. Please meet at the front entrance. Please omit flowers and make donations in Dorothy's name to the American Diabetes Assoc., 260 Cochituate Rd., # 200 Framingham, MA 01701.