When Peter Sumpter Plauché was born on 18 February 1900, in Plaucheville, Avoyelles, Louisiana, United States, his father, Marcelin Victor Plauche, was 32 and his mother, Marie Eva Cox, was 23. He had at least 1 son and 1 daughter with Anne Moreau. He lived in Lake Charles, Calcasieu, Louisiana, United States in 1910 and New Orleans, Orleans, Louisiana, United States for about 10 years. He died on 29 February 1968, in Metairie, Jefferson, Louisiana, United States, at the age of 68, and was buried in Garden of Memories Cemetery, Alexandria, Rapides, Louisiana, United States.