Tymoteusz Łopaczyk is a Polish professional MMA fighter. He competes mainly in the welterweight category, where he has distinguished himself in his last fights.

Currently ranked as the 86th best MMA fighter in Europe, he also features in regional rankings, particularly in Eastern Europe and Poland, thanks to his consistency and performances on the professional circuit. Łopaczyk continues to rise through the ranks and strengthen his reputation among European welterweights.