Louis Leopold Poniatowski

Polish nobleman, member of the House of Poniatowski who became a prominent French financier and industrialist (1864–1954)

Parents

• Józef Stanisław Poniatowski
• Louise Le Hon
• Stanisław Poniatowski

Children

• Stanislas Poniatowski
• Prince Marie-André Poniatowski
• Charles Casimir Poniatowski
• Jean Joseph Évremond Sperry Poniatowski

Partners

• Elizabeth Helen Sperry