Denis N. O'Sullivan Obituary
With heavy hearts, we announce the death of Denis N. O'Sullivan (Yonkers, New York), who passed away on April 17, 2026 at the age of 92. Family and friends are welcome to leave their condolences on this memorial page and share them with the family.
In the quiet moments of reflection, amidst the gentle rustle of leaves and the whispered song of the stars, we shall carry Denis' memory with us, a guiding light illuminating the path ahead. May Denis' journey be filled with peace and serenity, and may he find rest in the embrace of eternity.
He is survived by: his wife Kathleen O'Sullivan; his children, Karen O'Reilly (Anthony) and John (Rebecca Truelove); and his grandchildren, Catherine, Jane, Sarah O'Reilly and Bart O'Sullivan.
In lieu of flowers, the family kindly requests donations to the Michael J. Fox Parkinson's foundation instead. (https://tribute.michaeljfox.org).
