Mildred Unknown
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- 1 Mildred Unknown [1]
- Edward A. Knopf b. 5 Mar 1914 d. 26 Mar 1985
- 2 James Edward Knopf [1.1] b. 3 Feb 1936 d. 11 Sep 2000
- + Unknown
- + Unknown
- 2 Dennis L. Knopf [1.2] b. 26 Aug 1942 d. 15 Sep 2001
- 2 James Edward Knopf [1.1]