1830 Census
Fergison            Wm                       LA    Lafourche
1850 Census
Furgusson    Elisabeth       16          LA      Lafourche; Thibodaux
Furgusson    Missi e         35          LA      Lafourche; Thibodaux
Furgusson    William         30  VA      LA      Lafourche; Thibodaux

LOUISIANA -- 1850 Census -- Lafourche
FURGERSON        William Lafo         304
No Fergusons -- 1860, 1880