Bert Rickard Johannes Bolin (Swedish: [bæʈː bʊliːn]; 15 May 1925 – 30 December 2007) was a Swedish meteorologist who served as the first chairman of the Intergovernmental Panel on Climate Change (IPCC), from 1988 to 1997. He was professor of meteorology at Stockholm University from 1961 until his retirement in 1990.