Helene Bresslau Schweitzer
Helene Bresslau Schweitzer (25 January 1879 – 1 June 1957) was a German medical missionary, nurse, social worker, linguist, public medicine enthusiast, editor, feminist, sociologist, and the wife/confidant of Albert Schweitzer, who co-founded the Albert Schweitzer Hospital with her. Albert, a medical missionary, did not mention her role in his efforts.
Source: Wikipedia — Helene Bresslau Schweitzer (CC BY-SA 4.0)