J. David Duplantis

Please pray for the repose of the soul of J. David Duplantis, whose passing from this life his family announces with great sadness, yet profound faith in the love and mercy of God. He passed away at home surrounded by love, respect, and gratitude at the age of 72 on Monday, July 10, 2023. A Mass of Christian Burial will be held on Friday, July 14th at 10:00 AM at the Cathedral of St. John the Evangelist. Monsignor Keith J. DeRouen will be the celebrant of the funeral mass. Entombent will be in St. John Cemetery following the mass. David leaves behind his beloved wife of fifty years, Mary Ellen Nereaux Duplantis; his daughters, Leah Hebert and her husband, Andre; Aimee Shwery and her husband, Matthew; his son, David J. Duplantis and his wife, Heather; three grandchildren, Reece Williams, Charlotte Duplantis, and Margot Shwery; his sisters Mary Ellen Duplantis Romero and Amelie Duplantis Dartez; his sisters-in-law, Patricia Duplantis Groselle and Kathy Nereaux Stout and her husband, John, along with numerous nieces and nephews. He was preceded in death by his parents, Wilbert C. Duplantis and Frances Broussard Duplantis, and his brother, Wilbert F. "Billy" Duplantis; his granddaughter Caroline Shwery; his father-in-law Marlin J. Nereaux and his mother-in-law Alberta M. Nereaux. David had a rewarding career in the oil & gas industry, initially as Otis Engineering's Manager of the Houma Division and later as US Eastern Regional Manager, based in New Orleans. He worked at Otis Engineering, later a division of Halliburton, for 25 years before venturing out as a founding partner of Preeminent Energy Services, where he served as President. David later worked as Vice President of Business Development at OSCA. He enjoyed the friendships he developed with employees and colleagues across the industry. David was a loving husband, devoted father, and caring grandfather who enjoyed spending time with his family and friends. His generosity was unmatched, as was his sense of humor. An avid sportsman throughout his life, he enjoyed hunting, fishing, and skiing. David was a generous host who excelled at preparing home-cooked meals for loved ones. He loved spending time in his garden - growing seasonal vegetables, figs, and blueberries for his grandchildren to enjoy. Known affectionately as "Pops," he will be dearly missed by all who knew and loved him. Upholding the honor of pallbearers will be David J. Duplantis, Andre Hebert, Matthew Shwery, Reece Williams, godchild Gregory Stout, and Edward Scott Shea. Honorary Pallbearers are Kirk Crochet, Wayne Graff, Robert Hollier, Floyd LeBleu, and Clay Plaisance. Our Lady's Ladies will recite a Rosary on Thursday, July 13th at 6:30 PM in Martin & Castille's Downtown location, 330 St. Landry Street. The family requests that visitation be observed on Thursday, July 13th from 5:00 PM to 8:00 PM. Visitation will continue at the Cathedral of St. John the Evangelist on Friday, July 14th at 8:00 AM until the time of services. The family would like to thank Dr. Bradley Chastant, II and Marisa Guidry, NP; Hospice of Acadiana, and nurse Seth Porche for their support and care during David's illness. The family is grateful to Dee, Kaitlyn, Mary, Renee, and Vergis whose services as caregivers provided much comfort to David and the family in his final weeks. In lieu of flowers, memorial contributions may be made in David's name to the Seminary Burse for the Diocese of Lafayette or Hospice of Acadiana. View the obituary and guestbook online at www.mourning.com. Martin & Castille Funeral Home - Downtown, 330 St. Landry Street Lafayette, Louisiana 70506, 337-234-2311.