Dennis O'Leary Obituary
The passing of Dennis O'Leary (Sequim, Washington) occurred on May 23, 2026. Dennis, born in Buffalo, New York, is remembered by those who knew him. Family and friends are welcome to leave their condolences on this memorial page and share them with the family.
Dennis touched many lives and will be remembered fondly for the moments shared and the memories created. Family, friends, and colleagues extend their love and support during this time. While Dennis’s presence will be missed, the influence he had on others will remain. Those who knew him will carry forward memories that reflect his character and spirit.
He is survived by: his wife Patricia; his sisters, Natalie and Nancy; his children, Steve (Heidi), John and Laura (Marcus); and his grandchildren, Kara and Shannon.
In lieu of flowers, the family requests donations be made to a charity of your choice.
