Hiromasa Kiyota (b. 1966; Sendai, Japan) is a professor of chemistry at Okayama University, Japan. He obtained his B. S., M. S., and Ph.D. degrees from The University of Tokyo and assumed the position of assistant professor in Prof. K. Mori’s laboratory there. After moving to Prof. T. Oritani’s laboratory at Tohoku University in 1994, he was promoted to associate professor (in Prof. S. Kuwahara’s laboratory) in 2002 and spent time in the research group of Prof. Steven V. Ley at Cambridge University, U.K., as a visiting academic (2001–2002). In 2013 he moved to Okayama University to start a new natural product chemistry research laboratory. He has received several awards, e. g., The Japan Bioscience, Biotechnology and Agrochemistry Society Award for the Encouragement of Young Scientists; and the Society Award for Prominent Achievement of the Pesticide Science Society. He is the author or co-author of 240 publications, 12 patents, and 8 books. His research interests extend throughout a wide range of natural product chemistry, with in-depth expertise on the synthesis of biologically active compounds such as antibiotics, phytotoxins, plant hormones, insect pheromones, marine products, and perfumery.