Retired Sweetheart Plastics Manager
BILLERICA: Mary G. (Casey) DeCosta, age 90, a resident of Billerica for 19 years, formerly of Tewksbury, passed away in the care of her family and hospice on Saturday, August 6, 2022.
She was the beloved wife of Kenneth J. DeCosta, who passed away on October 9, 2012.
Born in Somerville on July 6, 1932, she was the daughter of the late Peter J. Casey and the late Mary C. (Dunphy) Casey.
Mary was raised in Somerville, attended Somerville schools and graduated from Somerville High School in 1948.
She and her late husband resided in Tewksbury for over 30 years until moving to Billerica in 2003.
Mary was a devout Catholic woman with strong faith.
She will lovingly be remembered for her pleasant and outgoing Irish personality.
Mary will be sadly missed by her son, Kenneth J. DeCosta, Jr., and his fiancé Wendy Curnow, of Billerica: her granddaughters, Casey L. DeCosta, of Billerica and Erin Mihalte, of Medford., and her former daughter-in-law, Ardis DeCosta, of Tewksbury. Mary was the sister of Margaret Fanning and her late husband John, of Goffstown, the late Barbara McNeil and her surviving husband William, of Derry, NH, the late Francis J. “Frank” Casey and the late William P. Casey. She leaves many beloved nieces, nephews, and extended family members.
Calling hours are Tuesday, August 16, from 9-11 a.m. at the Farmer & Dee Funeral Home, 16 Lee St., Tewksbury, followed by her Funeral Mass at 11:30 a.m. at St. William’s Church, 1351 Main St., Route, 38, Tewksbury. Interment at Tewksbury Cemetery. In lieu of flowers, donations in her memory may be made to St. Jude Children’s Research Hospital, 501 St. Jude Place, Memphis, TN 38105 or to the Catholic Media Network EWTN, at www.ewtn.com