When Louis Ulysse Thibodeaux was born on 21 January 1870, in Church Point, Acadia, Louisiana, United States, his father, Emile Thibodeaux, was 30 and his mother, Marie Leocade Daigle, was 21. He married Marie Odelia Leger on 7 May 1888, in Church Point, Acadia, Louisiana, United States. They were the parents of at least 5 sons and 5 daughters. He lived in Ward Three, Acadia, Louisiana, United States in 1910 and Ward Four, Evangeline, Louisiana, United States in 1930. He died on 11 July 1961, at the age of 91.