Paul Jozef Crutzen (born December 3, 1933, Amsterdam) is a Dutch Nobel prize winning atmospheric chemist. Crutzen is best known for his research on Ozone depletion. He was a long-time adjunct professor at Georgia Institute of Technology and research professor at the department of Meteorology at Stockholm University, Sweden.

Awards:

1976: Outstanding Publication Award, Environmental Research Laboratories, National Oceanic and Atmospheric Administration (NOAA), Boulder, Colorado, U.S.A.
1984: Rolex-Discover Scientist of the Year.
1985: Recipient of the Leo Szilard Award for "Physics in the Publics Interest" of the American Physical Society.
1986: Elected to Fellow of the American Geophysical Union
1989: Tyler Prize for Environmental Achievement.
1991: Member of the Royal Swedish Academy of Sciences;
1995: Nobel Prize in Chemistry (with Dr. M. Molina and Dr. F. S. Rowland, U.S.A.)
1995: Recipient of the Global Ozone Award for "Outstanding Contribution for the Protection of the Ozone Layer" by United Nations Environment Programme.
1996: Honorary Member of the International Ozone Commission
1999: Foreign Member of the Russian Academy of Sciences
2002: Worldwide most cited author in the Geosciences with 2911 citations from 110 publications during the decade 1991-2001, Institute for Scientific Information