|Marlene A Eilers Koenig Collection|
Prince Louis was born in 1914 in Brussels, the second and youngest of Prince Victor and Princess Clementine. He married Alix de Foresta in 1949. They were the parents of four children, twins Prince Charles and Princess Catherine (1950), Princess Laure (1952) and Prince Jerome (1957.)
Louis Prince Napoleon died in 1997, naming his grandson, Prince Jean Napoleon as his heir, bypassing Jean's father, Prince Charles.