Sir Harold Walter Kroto  (born Harold Walter Krotoschiner; 7 October 1939 – 30 April 2016) was an English chemist. He shared the 1996 Nobel Prize in Chemistry with Robert Curl and Richard Smalley for their discovery of fullerenes. He was the recipient of many other honors and awards.
Kroto ended his career as the Francis Eppes Professor of Chemistry at Florida State University, which he joined in 2004. Prior to this, he spent approximately 40 years at the University of Sussex.
Kroto promoted science education and was a critic of religious faith.