Katherine Sarah Seaman
- Yes, date unknown(
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- 1 Katherine Sarah Seaman [1] d. Yes, date unknown
- Henry John Seaman d. Yes, date unknown
- 2 Emma Seaman [1.1] d. Yes, date unknown
- Commodore T. J. Benham d. Yes, date unknown
- 3 Henry Seaman Benham [1.1.1] d. Abt 1911
- 3 Edith Seaman Benham [1.1.2]
- + Rear-Admiral James M. Helm b. 16 Dec 1855 d. 28 Oct 1927
- + Rear-Admiral James M. Helm b. 16 Dec 1855 d. 28 Oct 1927
- 3 Henry Seaman Benham [1.1.1]
- 2 Katherine Seaman [1.2] d. Yes, date unknown
- Malcolm McGregor d. Yes, date unknown
- 3 Katherine McGregor [1.2.1]
- 3 Adelaide McGregor [1.2.2]
- 3 Jessie McGregor [1.2.3]
- 3 Emma Benham McGregor [1.2.4]
- 3 Katherine McGregor [1.2.1]
- 2 Billopp Seaman [1.3] b. 3 May 1823 d. 2 Oct 1914
- + Adeline S. Iucho d. Yes, date unknown
- + Mary Brick d. Yes, date unknown
- + Adeline S. Iucho d. Yes, date unknown
- 2 William Seaman [1.4] d. Yes, date unknown
- + Juliette M. Benham d. Yes, date unknown
- + Juliette M. Benham d. Yes, date unknown
- 2 Emma Seaman [1.1]
- + George W. Townsend d. Yes, date unknown