Edmond, OK - Francis "Beau" Landaiche, III passed at the age of 47 on Jan. 11, 2026, in Oklahoma City, after his battle with colorectal cancer. Beau was a native of Louisiana and was born to Francis "Buddy" Landaiche, Jr., and Mary Helen Ray Landaiche on Sept. 07, 1978. He was preceded in death by his mother, grandparents, aunts, and uncles. He is survived by his beloved wife Jill, father "Buddy" (Lillie), siblings, Nikki (Chuck), Brad (Becky), Luke (Nicole), Samantha (John), and two stepsiblings, James, and Tiffany (Jeremy), and many nieces and nephews, aunts, uncles, cousins, and friends. He is also survived by his sweet and loyal dog, Bones, whom he adopted from a local shelter. Bones adored Beau with unwavering devotion, offering comfort, joy, and companionship. Beau grew up in St. Gabriel, LA, and was part of a close‑knit family and community that shared love, support, and cherished traditions - Sports events and cookouts, group vacations, and large holiday gatherings were staples of his upbringing, each filled with camaraderie, laughter, and stories that created memories he carried throughout his life.

He possessed an extraordinary intellect and an insatiable curiosity. He loved learning, absorbed new information effortlessly, and carried a remarkable ability to recall details about almost anything. His mind was a library of knowledge he shared generously and with enthusiasm. Beau graduated from Catholic High in 1996 and attended Mississippi State University before transferring to LSU. He then began a successful 25-year career with Dell Technologies, where he formed friendships that lasted a lifetime. Beau remained dedicated to his work throughout his illness, often keeping his laptop and work phone close during hospital stays so he could remain connected and support his team whenever he was able. A self-described Super Nerd, some of his hobbies included Blogging, Podcasting, posting movie reviews, assembling Lego masterpieces of NASA space shuttles and rockets, Starships, Transformers, Ghost Busters, and Superheroes, as well as collecting limited edition pieces. Beyond his hobbies, Beau had a remarkable gift for writing. He admitted in one of his posts, shared by a friend: "I enjoy writing..., I'm a writer that needs to write..., and realizing this has made me happier". He regularly posted sports commentaries, movie reviews, and restaurant and recipe critiques. His posts were followed and enjoyed by many who appreciated his honesty, wit, and ability to make daily experiences feel meaningful. He shared thoughtful insights and humor with the storyteller's heart. He received his online ordination and was honored to officiate the weddings of many friends regardless of the location; he also proudly officiated his sister Samantha's wedding. For every ceremony, Beau wrote personalized introductions for the couple and when needed sincere, heartfelt vows for them to share. He treated each ceremony as a tribute to their love and joyous union, gifting the newlyweds a printed copy of their ceremony to keep forever. His life journey took him to various places from an early age, traveling between Texas and Washington, D.C., and up to Chicago, IL, visiting theme parks, beaches, and national monuments along the way. Beau's childhood dream was to become an astronaut; he was exhilarated to attend Space Camp; Though he never obtained his childhood dream, that passion continued throughout his life by following the joys, successes, and failures of our space programs each of which he could readily tell you the dates, missions, astronaut's names, as well as the name of each shuttle, rover, or satellite. At the beginning of his professional career, he moved from Louisiana to Texas, then briefly to the Philippines before returning to Texas and then meeting the love of his life, Jill. They were married on the iconic Steamboat Natchez in New Orleans, LA., witnessed by their loved ones. Residing in Texas before making their home in Edmond, Oklahoma, where they had unwavering support from Jill's family, Beau's distant cousin, and close friends during their hard-fought battle with his cancer. He often stated, "I've been lucky to have a great support system." Beau enjoyed traveling at every possible opportunity, especially with Jill by his side. He was looking forward to their next vacation to the Smokey Mountains, always drawn to their beauty and serene landscape. He also cherished every chance to visit family and friends around the country, but finding his greatest joy at the traditional Christmas gatherings in the homes of loved ones. Beau's final wish was that his ashes be scattered in the Smoky Mountains National Park, the place that held extra-special memories of childhood vacations and where new memories were made with his wife, Jill. The date for this has not yet been determined, but it will be shared with those who would like to attend. He also wished to encourage all his friends and those he met to get screened for colon cancer. He continually said, "Guys, don't be afraid of the colonoscopy. It's easy as hell, you're asleep for it, and you will find things that can save your life," The family wishes to express their sincere gratitude to his dedicated doctors, nurses, and staff at Integris Cancer Institute, Integris Baptist Medical Center, Integris Health Medical Group, Integris Health Edmond Hospital, and Integris Hospice.