Barbara Rosemarie Miller of Southold passed away at home on Wednesday, August 12, 2026. She was 89 years old. The family will receive friends on Monday, August 17th from 4-8 P.M. at the DeFriest-Grattan Funeral Home in Mattituck. Funeral Services will be held on Tuesday, August 18th at 10:30 A.M. at the Mattituck Presbyterian Church, officiated by Reverend James Cubie. Interment will follow at Saint Patrick's R.C. Church in Southold.