William John Lysen Obituary
It is with sadness that the passing of William John Lysen (Setauket, New York) is shared. William, born on October 20, 1946, passed away on July 19, 2026. Leave a sympathy message to the family on the memorial page of William John Lysen to pay them a last tribute.
He was predeceased by: his parents, Francis Lysen and Gladys Lysen; and his father-in-law Dominick DeGennaro. He is survived by: his wife Laura; his children, Cindy Dickson, Kristen Ganz (Rich), Karin Cook (John), Michelle Bergey (Joe) and Billy Lysen (Jenny); his grandchildren, Brianna (Kris), Meghan (Anthony), Ethan, Lauren, Joey and Josh; his mother-in-law Theresa; and his siblings, Robert (Cathy), Ann (Hal), John (Lynne) and Darcy (Mike). He is also survived by his in laws, many nieces and nephews, and dear friends.
The family has chosen to send donations to FriendsofSCPD K9Donate Now (https://www.friendsofscpdk9.org). Donate to Charity The family has chosen to send donations to Stony Brook University Hospital Blood BankDonate Now (https://www.stonybrookmedicine.edu).
