Mark John Theriot, Sr. passed on Monday, July 21, 2014 at the age of 55. He was the loving father of Mark John Theriot, Jr (Jenna) and Marcel James Theriot. Son of the late Marvin J. Theriot, Sr. and Shirley M. Theriot. Proud grandfather of Jayden and Joslyn. Brother of Marvin Theriot, Jr. (Charlette), Beth Cerise, Lynne Cantrelle and Michael Theriot (Michele). He is also survived and fondly remembered by a host of nieces, nephews, cousins, other relatives and close friends. Mark grew up in Arabi, LA and resided in Chalmette, LA where he enjoyed a long career with Capital One Bank. He will be sadly missed by his family and friends. He had a great sense of humor, enjoyed everything in life, and anyone who knew him loved him. Relatives and friends are invited to attend a visitation to be held at ST. BERNARD MEMORIAL FUNERAL HOME, 701 W. Virtue St., Chalmette, LA on Saturday, July 26th from 10:00AM – 2:00PM, followed by a Funeral Mass beginning at 2:00PM. He will be laid to rest in St. Bernard Memorial Gardens.