Among the following Indian English writer R.K. Narayan is a famous novelist.

•  R. K. Narayan is among the best known and most widely read Indian novelists and one of the finest Indian authors of his generation writing in English.

• Her famous works are: -
- A Horse and Two Goats,
- Malgudi Days,
- Under the Banyan Tree,
- Demons and Others,
- The Ramayana,
- The Mahabharata, etc.

• অন্যদিকে, 
Gayatri Chakravorty Spivak  is an Indian literary theorist, feminist critic, postcolonial theorist, and professor of comparative literature noted for her personal brand of deconstructive criticism, which she called “interventionist.”
Nissim Ezekiel is an Indian poet, actor, playwright, editor, and art critic. 
Kamala Das is an Indian author who wrote openly and frankly about female sexual desire and the experience of being an Indian woman.

Source: Britannica.com