Björn Arne Christer Wahlroos (born 10 October 1952 in Helsinki, Finland) is a Finnish-Swedish banker, investor and the chairman of the Board in Sampo Group and UPM-Kymmene. Before switching to banking Wahlroos worked as a professor at the Hanken School of Economics in Helsinki. Wahlroos holds a Doctorate in the field of Economics from the Hanken School of Economics. He owns a mansion in Salo in Finland and a second mansion in Nice in France in addition an apartment in Stockholm. Wahlroos has also published several books on economics and the Finnish economy.