- Father: Johannes Alexander KNOOP de
- Mother: Johanna Maria LEEFOGE
- Birth: 2 Oct 1930, Rotterdam, Zuid-Holland, Nederland
- Occupation: Militair, USA
- Occupation: Onafhankelijk trucker
- Immigration: 7 Jul 1950, Hoboken, New Jersey, USA
- Military Service : 5 Sep 1953, Camp Kilmar, New Jersey, USA
- Death: 1 Jan 1995, Passaic, New Jersey, USA
Cause: Brain tumor
Ancestors of Alexander Johannes KNOOP de
/-Matthijs KNOOP de
/-Alexander Johannes KNOOP de
| \-Clasina (Klasina) SONSBEEK (ZONSBEEK) van
/-Johannes Alexander KNOOP de
| | /-Willem SCHOTT
| \-Catharina Maria SCHOTT
| \-Adriana Maria TEEFELEN van
Alexander Johannes KNOOP de
| /-Heero LEEFOGE [Adoptive]
\-Johanna Maria LEEFOGE
\-Lamberta Maria COOLEN [Adoptive]
Descendants of Alexander Johannes KNOOP de
1 Alexander Johannes KNOOP de
=Catharina Johanna LODEWIJKX Marriage: 26 Feb 1955, Passaic, New Jersey, USA
2 Catharina Johanna KNOOP de
=David Kenneth SCHLAVER Marriage: 6 Jun 1992, Hartford, Wisconsin, USA
3 Johannes Alexander SCHLAVER
3 Joshua David SCHLAVER
2 Ellen Joy KNOOP de