Vai. Mu. Kothainayaki Ammal

Birthday: December 01, 1901

Death: February 20, 1960

Vaithamanithi Mudumbai Kothainayaki Ammal (1 December 1901 – 20 February 1960), familiarly known as Vai Mu Ko, was a Tamil writer, novelist, and journalist who was the first woman to occupy the editorial board of a Tamil magazine. She wrote 115 books and published a monthly Tamil magazine, Jaganmohini.