Paul "The Sting" Slowinski (born 24 September 1980) is a Polish kickboxer, a four-time World Muay Thai Council (WMC) Muay Thai World champion and two-time K-1 World GP 2006 in Auckland and K-1 World GP 2007 in Amsterdam champion. After two years training in Amsterdam, Netherlands under Ernesto Hoost, Paul moved back to Adelaide in 2009 and began to teach and train out of Rikers Gym.