John “Jack” Muller, Sr. passed away peacefully surrounded by his family on February 14, 2020 at the age of 83. He was born September 9, 1936 to Rudolph (Rudy) Muller and Viola (Vie) Schellenberger. Jack was marred to Mary Helen Kraus for 62 years. Jack was a loving husband, father, grandfather, and great-grandfather. He loved to travel and enjoyed life to the fullest. He loved his family with all his heart. Jack leaves behind a daughter Laura Nicolich (Ray) and a son John Muller, Jr. (Jen). Grandsons Eric Bulot (Misty), Cody Muller and Cullen Johnson, also two great-grandchildren Seth Bulot and Ayden Pilet to mourn his passing. He also had six step-grandchildren and 10 step-great-grandchildren. His sister-in-law Rosalie Bella (Sam) and Marci Kraus (Bill, deceased) and one niece and three nephews and plenty of cousins to mourn his passing. Jack was preceded in death by his daughter Geri Bulot (Don) and two grandchildren Christopher and Danielle Bulot. His sister Doris Kerner (CJ). Jack retired from Boh Bros. Construction Company after 48 years of service. Jack was a member of the AARP Packenham Chapter #3926, where he served as Vice President. Council on Aging in St. Bernard Benevolent Knights of America where he served as Grand Commander and Financial Secretary, International Operations Union #406A and the LA National Guard #225th Engineering Division. Relatives and friends attended the visitation and funeral service at Our Lady of Prompt Succor Catholic Church, 2320 Paris Road, Chalmette, LA 70043, on Wednesday, February 19, 2020. Interment: Greenwood Cemetery. The family invites you to share your thoughts, fond memories, and condolences online, at www.greenwoodfh.com.