John K. Frontiero Obituary
With solemn reverence, we commemorate John K. Frontiero (Raymond, New Hampshire), whose life came to an end on October 22, 2025 at the age of 52, leaving behind cherished memories. Leave a sympathy message to the family in the guestbook on this memorial page of John K. Frontiero to show support.
He is survived by: his parents, Robert F. Frontiero Sr. and Judith M. Frontiero (Hanson); his daughter Grace Frontiero; his significant other Kathleen Cross; his brother Robert Jr.; his sister-in-law Jacqueline Frontiero; his sister Michelle; his brother-in-law Bob Slater; and his siblings' children, Austin, Noah Slater and Kylie Slater. He is also survived by many extended family members and friends.
In lieu of flowers, donations may be made in John's memory to: The Jimmy Fund: Donate Here (https://danafarber.jimmyfund.org), The Melanoma Foundation of New England: Donate Here (https://donate.melanoma.org).
