During his career, Anselm Ahlfors competed at two Olympic Games, winning silver in 1924 and placing seventh in 1928, both times competing in Greco-Roman bantamweight. Ahlfors never competed at the European or World Championships, but won the Nordic Greco-Roman featherweight title in 1925. Domestically, Ahlfors won two Finnish titles: in 1924 in Greco-Roman bantamweight and in 1926 in Greco-Roman featherweight. He also won the Finnish Workers’ Sports Federation championships in Greco-Roman featherweight in 1921 and 1922. By profession Ahlfors was a turner and later served as a track & field athletics referee in throwing events.
Finland