Karl Mikael Karlsson (born 21 August 1973 in Gullspång, Sweden), who rides under the name Mikael Max, is an international motorcycle speedway rider who rode in the UK for the Wolverhampton Wolves in the Elite League. His two brothers, Peter Karlsson and Magnus Karlsson, are both motorcycle speedway riders. All three brothers represented Sweden in the 2007 Speedway World Cup, with Magnus riding at reserve. He won the Swedish Pairs Championship four times, twice with brother Peter, in 1992 and 1996, with Stefan Dannö in 2002 and with Stefan Andersson in 2003.