Edward Godwin and Beatrice had a son together, also called Edward (1876–1951), who became known as a sculptor.
He created the bronze angels that were placed on the Whistlers' tomb in Chiswick Old Cemetery.

Her sister Ethel Whibley had been the secretary to Whistler before her marriage to the writer Charles Whibley.
 After the death of Beatrice in 1896, her younger sister Rosalind Birnie Philip acted as secretary to Whistler and was appointed Whistler's executrix in his will.
In Whistler's correspondence Beatrice was referred to as 'Trixie' or 'Chinkie' and also ‘Luck’ and ‘Wam’; his sister-in-law and secretary (1890–94) Ethel Whibley was 'Bunnie'; his brother-in-law Charles Whibley was 'Wobbles'; and Rosalind  was referred to as (the 'Major'); with Whistler signing family correspondence as the 'General' when he did not sign with his butterfly signature.
Edward Godwin and Beatrice had a son together, also called Edward (1876–1951), who became known as a sculptor. He created the bronze angels that were placed on the Whistlers' tomb in Chiswick Old Cemetery.
Her sister Ethel Whibley had been the secretary to Whistler before her marriage to the writer Charles Whibley.  After the death of Beatrice in 1896, her younger sister Rosalind Birnie Philip acted as secretary to Whistler and was appointed Whistler's executrix in his will. In Whistler's correspondence Beatrice was referred to as 'Trixie' or 'Chinkie' and also ‘Luck’ and ‘Wam’; his sister-in-law and secretary (1890–94) Ethel Whibley was 'Bunnie'; his brother-in-law Charles Whibley was 'Wobbles'; and Rosalind  was referred to as (the 'Major'); with Whistler signing family correspondence as the 'General' when he did not sign with his butterfly signature.
Beatrice Whistler