Keshavan Raghavan Nair, Indian statistician (Paravur, Kerala State 13 May 1910 – Bangalore 20 November 1993)
Introduced the concept of partially balanced incomplete block designs
Established the Laguerre-Samuelson inequality in J. Ind. Soc. Agr. Stat. (1948)
On a method of getting confounded arrangements in the general symmetrical type of experiment. Sankhya 4:121-38, 1938
On a simple method of curve fitting. Sankhya 6:121, 1942
Eponym of Nair-Thomson inequality (1948)