Mireille C. (Gionet) Sabbio, age 55, of Lowell, died Wednesday morning, March 24. She was the beloved mother of Lisa Montmarquet and Michael Montmarquet both of Lowell; loving grandmother of 5; dear friend of Denise Montmarquet of Lowell; sister of the late Marie-Marthe Brodeur and Daniel Gionet. At her request funeral services were private.