An image from The Ultimate Fighter, one of the productions that also features John Kolosci.
John Kolosci
November 26, 1974 — Portage, Indiana, USA
John Kolosci is a retired American mixed martial artist. A professional from 2003 until 2011, he competed for the UFC, Bellator, Strikeforce, the XFC, and was a competitor on The Ultimate Fighter, fighting for Team Serra.
