Duker, Roberta “Bobbie” Lillian (Katz) of Northboro, MA, formerly of Mineola, NY, Pittsburgh, PA, Buffalo, NY and Delray Beach, FL, passed away on May 20, 2021. Beloved wife of the late Jonathan J. Duker. Devoted mother of Jonina Duker and her spouse Alan D. Lichtman, Jay S. Duker and his wife Julie Starr-Duker, and Judith “Judy” Duker Rosenberg and her husband Ken Rosenberg. Cherished grandmother of Jacob and his wife Claire, Benjamin “Bear” and his wife Becca, Sam and his wife Colette, Adam, Jess, Jared, and Elly. Great-Grandmother to Leo, Lily, and Jon. Graveside services at Mt. Ararat Cemetery, Farmingdale, NY. In lieu of flowers, donations in Bobbie’s memory may be made to Hadassah; hadassah.org, for whom she volunteered tirelessly and served as the City of Buffalo’s President among other many positions, and /or Alzheimer’s Association; act.alz.org, with the hopes of helping and preventing others from experiencing her and her family’s struggles over these past many years.