- Father: Wilhelmus KNOOP
- Mother: Emilie KNECHT
- Birth: 3 May 1864, Warmond, Zuid-Holland, Nederland
- Occupation: Bloemist
- Death: 29 Aug 1943, Warmond, Zuid-Holland, Nederland
- Partnership with: Johanna SCHOLTEN
Marriage: 31 Jul 1909, Borger, Drenthe, Nederland
- Partnership with: Anna VERMEER
Marriage: 22 Dec 1915, Bloemendaal, Noord-Holland, Nederland
Ancestors of August Frederik KNOOP
/-Hendrik KNOOP
| \-Hendrina SLOOT van der
/-Wilhelmus KNOOP
| | /-Hermanus HULSCHER
| \-Catharina HULSCHER
| \-Marrigje KROES
August Frederik KNOOP
\-Emilie KNECHT
Descendants of August Frederik KNOOP
1 August Frederik KNOOP
=Johanna SCHOLTEN Marriage: 31 Jul 1909, Borger, Drenthe, Nederland
=Anna VERMEER Marriage: 22 Dec 1915, Bloemendaal, Noord-Holland, Nederland