Hermann married Grace Emily Blundell Maple in 1896. Grace (daughter of Sir John Blundell Maple, 1st. Baronet of Childwickbury and Lady Emily Harriet Merryweather) was born between 1 Apr and 30 Jun 1876 in Marylebone District, Middlesex, England; died on 24 Nov 1950 in London, England; was buried in Priory Road, Cemetery, Ascot, Berkshire, England. [Group Sheet]

1. Kathleen von Eckardstein was born about 1899; died in 1917.