Hosur Narayan Murthy (H. N. Murthy) (Kannada: ಎಚ್. ಎನ್. ಮೂರ್ತಿ) (1924–2011) was an Indian clinical psychologist, writer, philosopher, Sanskrit scholar and teacher who headed the department of clinical psychology at National Institute of Mental Health and Neuro Sciences (NIMHANS) at Bangalore. He was born in the city of Bangalore in 1924 to Brahmin parents Hosur Ramaswamaiah Subba Rao and smt Rajamma. H.N.Murthy's father was an official at "Iron and steel Plant" at Bhadravathi town in Karnataka.