Jayanta Kumar Ghosh (Bengali: জয়ন্ত কুমার ঘোষ, 23 May 1937 – 30 September 2017) was an Indian statistician, an emeritus professor at Indian Statistical Institute and a professor of statistics at Purdue University.

from Presidency College, then affiliated with the University of Calcutta, and subsequently a M.A.

and a Ph.D. from the University of Calcutta under the supervision of H. K. Nandi.

He started his research career in the early 1960s, studying sequential analysis as a graduate student in the department of statistics at the University of Calcutta.

[2] Among his best-known discoveries are the Bahadur–Ghosh–Kiefer representation (with R. R. Bahadur and Jack Kiefer)[3] and the Ghosh–Pratt identity along with John W.