Kelly Ostermeier (née O’Brien), of Lancaster, NY, passed away surrounded by her loving family on September 16, 2025. Born and raised in Lancaster, she was the devoted daughter of the late Kenneth and late Eunice O’Brien.
Kelly was the beloved wife of Robert Ostermeier, Sr., and the incredible mother of Jamie (Frank) Fairl, Robert (Giselle) Ostermeier, Jr., John (Allyson) Ostermeier, and Ryan (Jessica) Ostermeier. She was the world’s best grandmother to Colton, Giovanni, Olivia, and Beau, who brought her endless joy and pride. Sister of Kathleen (Wayne) Becker, Karen (late James) Walsh, Kim (Eric) Nuwer, Kenneth (Jane) O’Brien, Kevin (Ronda) O’Brien; also survived by many nieces and nephews and many dear friends. Family will receive relatives and friends at the WENDEL & LOECHER INC. FUNERAL HOME 27 Aurora St. Lancaster, NY Friday September 19th from 3-7pm. A Mass of Christian Burial will be celebrated at St. Mary of the Assumption Church Saturday the 20th at 9:30 am (please assemble at church)
Kelly’s greatest love was her family, and she dedicated her life to creating a home filled with warmth, laughter, and unconditional support. Her strength, compassion, and fierce love touched all who knew her.
She will be remembered not only for her role as a wife, mother, and grandmother, but as a loyal friend, a trusted confidant, and a woman whose kindness and courage inspired everyone around her. In lieu of flowers donation may be made to Hospice Buffalo. Share condolences at wendelandloecherinc.com
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