| L. A. Krishna Iyer | |
| Birth Place: | Kerala, India |
| Occupation: | Anthropologist Historian |
| Known For: | Anthropological writings |
| Children: | L.K. Ananthakrishnan, L. K. Balaratnam, L.K. Ramachandran and LK Padmanabhan |
| Parents: | L. K. Ananthakrishna Iyer |
| Awards: | Padma Bhushan |
Lakshminarayanapuram Ananthakrishna Krishna Iyer was an Indian anthropologist and a writer of several books on the subject.[1] He was the head of the department of Anthropology at the University of Madras and was credited with studies on the tribal and scheduled caste people of Kerala, a work initiated by his father, L. K. Ananthakrishna Iyer, himself a noted anthropologist.[2] Anthropology in India,[3] Social History of Kerala, a two-volume historical study[4] and The Travancore Tribes and Castes, a three-volume account of the tribal people of southern Kerala[5] are some of his notable works. The Government of India awarded him the third highest civilian honour of the Padma Bhushan, in 1972, for his contributions to science.[6] His sons, L.K. Ananthakrishnan,L. K. Balaratnam, is also a known anthropologist. Dr L.K. Ramachandran noted Scientist/ Bio-Chemist/> L.K. Padmanabhan His daughters, L.K. Lakshmi, L.K. Kamalam, L.K. Bhagirathy and L.K. Parvathy.