DaCosta, Bonnylu T. of Blackstone formerly of Norwood passed away on March 30, 2025 at the age of 67. Beloved wife of Luiz F. DaCosta. Devoted mother of Luisa DaCosta of Blackstone, Rosanna B. DaCosta of Blackstone, Diana L. DaCosta of Blackstone, Luiz F. DaCosta Jr. of Haverhill, Priscilla F. DaCosta of Blackstone and Fabio Fernandes of Haverhill. Sister of Daniel “Butch” Septelka of NH. Daughter of the late Anthony and Evelyn (Dale) Septelka. Cherished grandmother of Kathlynn Costa-Rocha of Blackstone. A graveside service will be held on Monday April 7, 2025 12 noon at Highland Cemetery 320 Winter St. Norwood, MA 02062. Arrangements by the Kraw Kornack Funeral Home, Norwood, MA. In lieu of flowers donations may be made in her memory to the Cat Sanctuary 266 Mendon St. Woonsocket, RI 02895.