Daniel Nadler

Daniel J. Nadler (born 1983) is a Canadian-born billionaire entrepreneur and poet. He is the founder and CEO of OpenEvidence, an artificial intelligence company that develops a medical search and clinical decision-support platform for physicians. He previously founded Kensho Technologies, which was acquired by S&P Global in 2018.

He was included in the Time 100 Health list of the 100 most influential individuals in global health. As of 2026, Forbes estimated his net worth was at US$7.6 billion.