K. D. Sethna (1904–2000), also known by his pen name Amal Kiran, was an Indian poet, author, and literary critic, and a prominent disciple of Sri Aurobindo and The Mother. He was a prolific writer on topics spanning poetry, philosophy, history, and ancient Indian civilization. Sethna's works delve into the depths of spiritual and philosophical inquiry, as seen in "Letters on Savitri," which offers insights into Sri Aurobindo's epic poem, and "The Poetic Genius of Sri Aurobindo." He also authored "Problems of Ancient India," reflecting his interest in historical research.