Jairzinho Rozenstruik

Jairzinho R. Rozenstruik is a Surinamese professional mixed martial artist and former kickboxer. He is the current Dirty Boxing Heavyweight Champion. He formerly competed in the Heavyweight division of the Ultimate Fighting Championship (UFC). Rozenstruik currently holds the record for second fastest knockout in the heavyweight division against Allen Crowder at UFC Fight Night 154. In kickboxing, he is a former WLF Super Heavyweight Tournament Champion and a Superkombat World Grand Prix I 2013 Runner-Up.