Johan Henri Gerardus KNOOPS
- Father: Johan KNOOPS
- Mother: Clasina Maria PLOOIJ
- Birth: 11 Jan 1874, Rotterdam, Zuid-Holland, Nederland
- Partnership with: Cornelia Hendrika Catharina NIEMANS
Marriage: 22 Sep 1909, Rotterdam, Zuid-Holland, Nederland
Ancestors of Johan Henri Gerardus KNOOPS
/-Johannes KNOOPS /-Johannes KNOOPS | \-Johanna Cornelia Paulina KOBITS /-Johan KNOOPS | \-Elisabeth Josepha HEKKING Johan Henri Gerardus KNOOPS \-Clasina Maria PLOOIJ
Descendants of Johan Henri Gerardus KNOOPS
1 Johan Henri Gerardus KNOOPS =Cornelia Hendrika Catharina NIEMANS Marriage: 22 Sep 1909, Rotterdam, Zuid-Holland, Nederland