John Joseph Alessandrello, 95, a lifelong Hyde Park resident, died peacefully on Tuesday, October 6, 2026, at Northern Dutchess Hospital in Rhinebeck.

Born March 16, 1931, in Poughkeepsie, he was the son of Emanuel Alessandrello and Catherine Impellizeri Alessandrello. John was a graduate of F.D. Roosevelt High School, Hyde Park.

He proudly served in the United States Navy during the Korean War, a period of his life he remembered with deep honor. Following his service, John began a long career with the United States Postal Service, where he worked faithfully for many years until his retirement.

John was predeceased by his first wife, Janet, in 2004, and his second wife, Caroline, in 2020.

Survivors include his son, Jon Alessandrello of Poughkeepsie; daughter, Valerie Doane and her husband, Mark, of South Carolina; granddaughter, Kristen Stuart and her husband, William, of Wappingers Falls; grandson, Jon Alessandrello and his partner, Niki Bizub, of Buffalo; great grandsons, Lucas and Conner Stuart; and many nieces and nephews.

In addition to his parents and wives, he was predeceased by his daughter, Denise Alessandrello (2024); brother, Thomas Alessandrello; and sister, Grace Spina.

In keeping with his wishes, cremation has taken place.

Memorial calling hours will be held from 4 to 7 PM on Monday, October 12th, at Sweet's Funeral Home, Rt. 9, Hyde Park. Burial of his ashes with Naval Honors will be private in the family plot at Union Cemetery of Hyde Park.

To send an online condolence, or for directions, please visit John's obituary page at www.sweetsfuneralhome.com.