|Born||30 May 1964|
|Fields||Complexity theory, information theory, quantum computing|
|Institutions||Tata Institute of Fundamental Research, Mumbai|
|Alma mater||Indian Institute of Technology, Kharagpur, Rutgers University|
|Doctoral advisor||Endre Szemerédi|
|Doctoral students||Saswata Shannigrahi|
|Notable awards||Shanti Swarup Bhatnagar Prize for Science and Technology|
Jaikumar Radhakrishnan (born 30 May 1964) is an Indian computer scientist specialising in combinatorics, algorithms, complexity theory, quantum computing and information theory. He has served as dean of the School of Technology and Computer Science at the Tata Institute of Fundamental Research, Mumbai, where he is currently a professor.
He obtained his B.Tech degree in Computer Science and Engineering from the Indian Institute of Technology, Kharagpur in 1985 and his PhD in Computer Science from Rutgers University, NJ, USA in 1991. His research supervisor at Rutgers was Endre Szemerédi. His areas of research include randomness ; computation, combinatorial and algebraic methods in complexity theory; information theory and quantum information science.
He was awarded the Shanti Swarup Bhatnagar Prize for Science and Technology in the mathematical sciences category in 2008, the highest science award in India. 
- Fellow of the Indian Academy of Sciences, since 2007.
- "Jaikumar Radhakrishnan". Tata Institute of Fundamental Research, Mumbai. Retrieved 1 July 2013.
- "Shanti Swarup Bhatnagar Awards For Science And Technology 2008". Department of Science & Technology, Govt of India. Retrieved 1 July 2013.
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