Guillaume Ignace Louis Ernst
- Born on October 28, 1773 in Welkenraedt
- Baptized the same day in this municipality
Parents
- Corneille Léonard Ernst (1734 - )
- Anne Christine Corman ( - 1799)
Family
- Married on January 18, 1816, with Marie Catherine Theunissen (1783 - 1825), issuing
Catherine Josèphe Christine (1822 - 1871)