Our beloved husband, father and grandfather, Dennis Harry Sullivan, passed away Saturday June 24, 2023 after a long illness at Saint Simeon's Memory Care.

Born in Long Beach, CA to Harry and Sarah Sullivan on March 5, 1946. He graduated from Loma Linda High School in 1964. He joined Marine Corp serving in Vietnam. He was also a deputy with Shasta County Sheriff Department in Redding, CA. He also served as Fire Chief for Hamilton City Volunteer Fire Department. He was involved with strike teams for CDF (Cal Fire) in California. He retired in Pawhuska, Oklahoma were he helped run the family ranch. He moved to Coweta, Oklahoma with wife Lisa. He spent most of his time building and running his garden railroad.

He is survived by his wife, Lisa Sullivan. His son and daughter-in-law, Jasson and Christina Sullivan. His grandsons, David Noah and Dennis Austin Sullivan. Numerous nieces and nephews.

In lieu of flowers, please make donations to Allied Home Health & Hospice, 500 N. Poplar Ave, Broken Arrow OK 74012 or to St Antony Antiochian Orthodox Christian Church, 2645 E 6th St,
Tulsa OK 74104

Viewing will be Thursday, June 29, 2023, 12noon - 8pm and visitation 4pm-6pm at Moore's Southlawn Funeral Home. Funeral Service will be 10:30am Friday, June 30, 2023 at St. Antony Antiochian Orthodox Christian Church.

Burial will be 11am, Monday, July 3, 2023 at Fort Gibson National Cemetery with military honors. Everyone is encouraged to wear a hawaiian shirt for the graveside!