Theresa Theriot, 94, of Nederland, Texas, passed away peacefully at her residence on October 12, 2026. She was born on August 18, 1932, in Port Arthur, Texas.

Theresa was a devoted parishioner of St. Catherine of Siena Catholic Church and a proud member of the Women’s Auxiliary for the American Legion. She was known for her loving and playful nature, always cooking delicious meals for family gatherings and Sunday dinners. Her hobbies included sewing, crocheting, and working on jigsaw puzzles. Theresa had a special fondness for all babies and cherished her travels with her sister, Loretta.

She is survived by her children, Helen Kavanaugh; Karen Thiery Armand and her husband, Gene; Laureen Arnaud and her husband, Jacques; Carla Chance and her husband, Gordon; and Howard L. Theriot and his wife, Amanda. Theresa also leaves behind her grandchildren, Aaron Kavanaugh, Phillip Arnaud, Jarrod Kavanaugh, Nathan Chance and his wife, Keara, Marshall F. Chance IV, Josie Theriot, and Leland Theriot; and her great-grandchildren, Grayson Arnaud, Koi Chance, and Kóen Chance. She is also survived by her sister, Loretta Ladnier.

Theresa was preceded in death by her parents, Luzin and Enola Montondon; her beloved husband, Howard Theriot; her brother, Nolan Montondon; her son-in-laws, Larry Thiery and Mark Kavanaugh; and her infant sister, Helen Montondon.

A Rosary will be recited on Friday, October 16, 2026, at 5:00 p.m. at Melancon Levingston Funeral Home - Groves, followed by a visitation at 5:30 p.m. A Mass of Christian Burial will be celebrated on Saturday, October 17, 2026, at 10:30 a.m. at St. Catherine of Siena Catholic Church in Port Arthur, with Father Stephen McCrate officiating. Interment will follow at Greenlawn Memorial Park in Groves.