Conversation so far:
Where was Devika Rani born?
Devika Rani was born in Vizagapatam, Madras Presidency, British India (present-day Visakhapatnam, India).
What was her Devika Rani's background?
Devika Rani was born into a wealthy, anglicized Indian family.
Who was Devika Rani's father?
Devika's father was Colonel Manmatha Nath Chaudhuri, scion of a large landowning zamindari family and the first Indian Surgeon-General of Madras Presidency.

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