When Cyprian Couvillion was born on 10 September 1810, his father, Pierre Couvillon, was 27 and his mother, Brigette Julia Mayeux, was 25. He married Melina Rabalais on 2 November 1829, in Avoyelles, Louisiana, United States. They were the parents of at least 2 daughters. He died about 1834, at the age of 24.