Larry Earl Tillotson, 85, of Port Neches, Texas passed away Sunday, July 21, 2019 at his residence. Larry was born March 31, 1934 in Philadelphia, Pennsylvania to William Earl Tillotson and Odessa Loretta Moreau Tillotson. Larry graduated Valedictorian from South Park High School in Beaumont and received his degree in Chemical Engineering from Rice University. He was a resident of Port Neches for 72 years and a member of St. Elizabeth Catholic Church in Port Neches. He was also a member of Port Neches Knights of Columbus Council # 2461. Larry was a Process Chemical Engineer retiring with 42 years of service. During his career he worked at Neches Butane, Texaco, and Huntsman. A Mass of Christian Burial will be held Friday, July 26, 2019 at 10:00 a.m. at St. Elizabeth Catholic Church with Rev. Dan Malain officiating. Burial will follow at Oak Bluff Memorial Park. A visitation for family and friends will be from 5:00 p.m. until 8:00 p.m., with a Rosary recited at 7:00 p.m. by Port Neches Knights of Columbus Council # 2461, Thursday, July 25, 2019 at Levingston Funeral Home in Port Neches. Surviving relatives include his wife, George Ann "Mimi" Tillotson; daughter, Darlene Totels; son, Michael Tillotson and wife Linda all of Port Neches, Texas; grandchildren, Laci Becnel, Skylar Totels, Maegan Shutter, and Autumn Tillotson; great-grandchildren, Korbin Becnel and Annabelle Shutter-Heartley. Memorial contributions may be made to the Catholic Diocese of Beaumont or Rice University Alumni Association.