Grada Maria Theodora LEIJSER
- Birth: 3 Mar 1900, Huissen, Gelderland, Nederland
- Death: 10 May 1961
- Burial: Heythuysen, Limburg, Nederland
- Partnership with: Johannes Hubertus KNOOPS
Marriage: 24 Jan 1936, Heythuysen
Descendants of Grada Maria Theodora LEIJSER
1 Grada Maria Theodora LEIJSER =Johannes Hubertus KNOOPS Marriage: 24 Jan 1936, Heythuysen