Anasuya Shankar (Kannada: ಅನಸೂಯಾ ಶಂಕರ; 1928 – 1963), popularly known by her pen name as Triveni (Kannada: ತ್ರಿವೇಣಿ), was an Indian writer of modern fiction in Kannada language. She advocated the woman's point of view, spoke up for women's repressions and suppressions, dealt with mental illness and how they should be treated and was among the first of such writers in Kannada.