Mario Ignacio Francisco Tomás Antonio de Veintemilla y Villacís (July 31, 1828 – July 19, 1908) was President of Ecuador September 8, 1876 to January 10, 1883. During his presidency, his niece Marieta de Veintemilla acted as his first lady.

References

• IGNACIO DE VEINTEMILLA VILLACIS Archived 2020-01-07 at the Wayback Machine. diccionariobiograficoecuador.com