Since the release, Rozentruik signed and debuted for Mike Perry's Dirty Boxing Championship. He picked up a TKO win over ...

Jairzinho Rozenstruik speaks to MMA Junkie's Danny Segura ahead of his bout against Rob Perez for the Dirty Boxing ...

A few days after receiving his walking papers from the UFC, Jairzinho Rozenstruik has broken his silence. The UFC wasted little time – roughly 48 hours – in deciding to release Rozenstruik ...

On August 30, Miami (USA) will host the historic first heavyweight title fight in the Dirty Boxing league, featuring ...

Jairzinho Rozenstruik has a knack for getting finishes right before the bell. Less than two years after he earned the latest finish in UFC heavyweight history, Rozenstruik uncorked another buzzer ...

Jairzinho Rozenstruik makes his way to the cage looking cool, calm and collected while Tai Tuivasa follows with a loud ovation from the Australia crowd while walking out to “Raise Your Glass ...

PERTH, Australia – Jairzinho Rozenstruik is picking up momentum once again. Saturday, the heavyweight veteran defeated Tai Tuivasa (15-8 MMA, 8-8 UFC) in a split decision on the main card of UFC ...

Jairzinho Rozenstruik once again found main event triumph on Saturday when he handed Shamil Gaziev his first career setback at UFC Fight Night 238. Rozenstruik (14-5 MMA, 8-5 UFC) proved he’s ...

This past Saturday on the main card of UFC 305, we saw a big time heavyweight matchup between two dangerous strikers. “Bigi Boy” Jairzinho Rozenstruik (15-5) was looking to win his second ...

UFC Fight Night viewing information Date: June 5 | Start time: 7 p.m. ET Location: UFC Apex -- Las Vegas Stream: ESPN+ Prediction Jairzinho Rozenstruik vs. Augusto Sakai: Four of Sakai's nine most ...