Karan Jani (born May 18, 1988) is an Indian astrophysicist working on black holes, gravitational waves, and testing Albert Einstein's General Theory of Relativity. He is part of the LIGO team which led to the first observation of gravitational waves from binary black hole merger. He also published a paper in Nature journey recently highlighting a new approach for observing an elusive class of black holes called Intermediate black holes He has also worked at the prestigious LIGO Livingston Observatory in the US and the Albert Einstein Institute in Germany, besides the Georgia Institute of Technology and the Perimeter Institute for Theoretical Physics in Canada, where physicist Stephen Hawking was a research director.