Baton Rouge, LA - William Franklin Biossat Sr. "Bill" passed away peacefully surrounded by family on Thursday, June 19, 2025 in Baton Rouge at the age of 79. He was born November 2, 1945 to the late Stephen Rushing Biossat Jr. and Martha Grafton Biossat in Monroe, LA. The family later moved to Baton Rouge where Bill attended Baton Rouge High School and Louisiana State University. He joined the US Marine Corp in 1965 and after an honorable discharge, worked in law enforcement for 26 years, retiring as a lieutenant from the Louisiana State Police in 1992. He served as president of the Louisiana State Troopers Association while working for State Police. He then worked in the casino industry for 15 years serving as the senior director of operation for Isle of Capri Casinos before following his true passion for firearms and becoming a licensed gunsmith. Throughout his life, Bill had many hobbies including hunting, fishing, boating, motorcycle riding and scuba diving, but he loved nothing more than shooting pistols and long range rifles. Bill is survived by his wife of nearly 50 years, Charmaine Richard Biossat, two sons, William F Biossat Jr (Leigh-Anne) and Jonathan Biossat (Katie), and four grandchildren, Brady Biossat, Paige Biossat, Gabriel Biossat, and Christian Biossat, three siblings, Rush Biossat, Becky Richardson (Harold), John Biossat (Janice) and many nieces and nephews. He is preceded in death by his mother and father, brother, Vernon Biossat, and many other friends and relatives. Visitation will be held at St. Jude Catholic Church, 9150 Highland Rd in Baton Rouge on Tuesday, June 24, 2025 from 9 to 11 am with a funeral mass following. The family extends their sincere thanks to the excellent care they received at the Baton Rouge General Hospital and Clarity Hospice.