Sean Marshall Slankard, age 28, of Fort Smith, Arkansas, passed away at his home on May 30, 2025. He was born on August 5, 1996, in Oklahoma City, Oklahoma, to Carolyn Suzzet (Slankard) Phelan and Robert Gilliam.
Sean had a deep love for the outdoors and found joy in spending time in nature—whether fishing, swimming, or exploring new places. He was known for his sharp wit, intelligence, and warm, caring spirit. Sean also had a profound love for music, which brought him peace and joy throughout his life. A man of faith, Sean found comfort and strength in reading the Bible and was devoted to his relationship with God.
He is lovingly remembered by his surviving family, consisting of his mother, Carolyn Suzzet Phelan, and father, Robert Gilliam; his brother, Neil Nixon and wife Courtney; his cherished niece and nephew, Denzleigh and Cooper Nixon; his sister, Rhianna Nixon; his grandparents, Diania and Jerry Nixon; as well as many extended family members and friends who were blessed by his presence.
A memorial service to celebrate Sean’s life will be held on Saturday, June 7, 2025, at 10:00 a.m. at Lewis Funeral Chapel. Arrangements are under the care of Lewis Funeral Chapel.
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