Conversation so far:
where was Devika born?
in Waltair near Visakhapatnam.
What was her family background?
an extremely affluent and educated Bengali family.
who was her father?
Colonel Manmatha Nath Chaudhuri, was the first Indian Surgeon-General of Madras Presidency and a nephew of Rabindranath Tagore.

Question: who was her mother?
Self-contained rewrite: Who was Devika Rani's mother?